Question: What to Autograph Collector Magazine and Linux Journal have in common?

full_context: Document 1: List of professional wrestling magazines: This is a list of professional wrestling magazines. They are published either in print or online and range from official magazines of professional wrestling promotions to "dirt sheets", which cover more insider information and sometimes rumors. Some of the more notable magazines include "Pro Wrestling Illustrated", "Fighting Spirit Magazine", "Wrestling Observer Newsletter", "Power Slam", "WWE Magazine", "Pro Wrestling Torch", and "The Bagpipe Report".
Document 2: Reunions magazine: Reunions magazine is a nationally circulated U.S. quarterly magazine founded by Edith Wagner in Milwaukee, Wisconsin, and first published in 1990. Circulation is to 15,000 persons each issue, who are planning family reunions, class reunions, military reunions and similar events. Most readers are qualified as reunion organizers by a survey they complete on the magazine’s web site, http://www.reunionsmag.com.
Document 3: Home Media Magazine: Home Media Magazine is a trade publication that covers various aspects of the home entertainment industry, most notably DVD, Blu-ray, and digital distribution. Also covered is news relating to consumer electronics, video games, home video distributors, Video on Demand, and streaming, and Internet downloads of copyrighted content. The magazine includes reviews of new DVDs, Blu-ray Discs and digital downloads, and commentaries about issues affecting home entertainment. It consists of a monthly print publication and digital edition, a daily e-newsletter, and frequent "breaking news" alerts that take readers to the Home Media Magazine website, a constantly updated news and information resource. The publisher and editorial director is Thomas K. Arnold, a veteran entertainment journalist whose credits also include "USA Today", "Variety" and the "Los Angeles Times".
Document 4: Index Magazine: index Magazine was a prominent New York City based publication with in-depth interviews with prominent figures in art and culture. It was created by Peter Halley and Bob Nickas in 1996, running until late 2005. Covering the burgeoning Indie culture of the 1990s, index regularly employed such rising photographers as Juergen Teller, Terry Richardson, Wolfgang Tillmans, and Ryan McGinley, and featured interviews with figures including Björk, Brian Eno, Marc Jacobs, and Scarlett Johansson, mixing new talents and established names in music, film, architecture, fashion, art, and politics. In addition to famous personalities, the publication also featured a mix of interviews with not so-famous New York personalities such as Queen Itchie or Ducky Doolittle.
Document 5: Specialized Systems Consultants: Specialized System Consultants (SSC), is a private media company that publishes magazines and reference manuals. SSC properties include LinuxGazette.com, ITgarage.com, the monthly international print magazine "Linux Journal", and the webzine "Tux Magazine".
Document 6: Computer Magazine: Computer Magazine (and their website www.ComputerMagazine.com) is a popular magazine and online news site on computing and technology, offering current news and reviews of popular and new business and consumer technologies, software, hardware, mobile computing, tablets, PCs, Macs, Windows, Linux, telecom, cellular, wireless, data, cloud and science news on digital technologies and everything in the "tech-sphere and digi-verse", especially focused on information technology, devices, software and services and related subjects, such as networking, servers, data centers and corporate data infrastructure technologies, and the Internet. Their online site, since 1997, is located at ComputerMagazine.com. "Computer Magazine" produces industry instructional and a popular ongoing webcast/podcast talk show and performs evaluations and reviews of IT industry technology products, hardware, software and services with objective reporting widely respected as independent and objective, and trusted in the industry. "Computer Magazine" is a free publication (in addition to their webcasts and other resources) sponsored by the nonprofit UTCP (United Technology and Computing Professionals) organization, and as such charges no fees for the publication nor is influenced by advertising, so their reviews are relied on in the industry and considered unbiased and thorough. "Computer Magazine" is one of the early large technology publications and resources available on the web still existent and thriving today and that has remained independent. ComputerMagazine.com is a tech news and resources consolidator that publishes part of the site in a semi-time line/blogging format that is popular among their wide following of subscriber and non-subscriber readers, allowing readers to respond and comment on various articles. Site contributors include many of the well known technology authors, experts and publication sources, content and articles are provided by major technology syndicators and by external expert technology sources (such as "Computer World", "Information Week", "Network World", "Wired," "Time", etc.) as well as "Computer Magazine" staff writers, and is currently managed and edited by the industry veteran Christopher Swearingin an MCSE and former CIO and regarded author as well as contributor/reporter for "Computer Magazine" and other publications.
Document 7: Linux Magazine: Linux Magazine is an international magazine for Linux software enthusiasts and professionals. It is published by the Linux New Media division of the German media company Medialinx AG.
Document 8: Linux Journal: Linux Journal is a monthly technology magazine published by Belltown Media, Inc. (Houston, Texas). It focuses specifically on Linux, allowing the content to be a highly specialized source of information for open source enthusiasts.
Document 9: Autograph Collector Magazine: Autograph Collector Magazine is a U.S. magazine for autograph collectors. The magazine was started in 1986. They offer news, celebrity interviews and addresses, in-person signing event listings, counterfeit-detection articles, and in-depth articles on collecting autographs from people in various professions, from sports to Hollywood to business and more. The magazine is now a web-only publication. The print version was published on a monthly basis.
Document 10: Wired (magazine): Wired is a monthly American magazine, published in print and online editions, that focuses on how emerging technologies affect culture, the economy, and politics. Owned by Condé Nast, it is headquartered in San Francisco, California, and has been in publication since March/April 1993. Several spin-offs have been launched including: "Wired UK", "Wired Italia", "Wired Japan" and "Wired Germany".
Document 11: Screamer magazine: Screamer Magazine, "The Loudest Mag on The Planet", was created by David F. Castagno in October 1987. The publication started out as a vehicle in which to promote local rock bands in the Los Angeles area. The magazine's popularity spread quickly and almost immediately garnered the attention of many major labels as well as many groups on those labels. By early 1988 "Screamer" conducted interviews with such notable acts as Guns N' Roses, Metallica, Ozzy Osbourne and others. In 1992 Castagno sold a controlling interest in the magazine to McMullen & Yee Publishing, which was eventually acquired by Primedia. In 1994 Castagno parted ways with his new publishing company, but was given the magazine to continue publishing on his own. However, the musical landscape had changed so much he decided to close the doors in May 1994. He later founded Castagno Entertainment Group, a personal artist management firm and Nasty Casty Records, an independent record label. Castagno also hosts a radio program called RadioScreamer, which plays '80s and early '90s rock and metal and has featured interviews with such bands as Def Leppard, Ratt, Warrant, Faster Pussycat and BulletBoys. In the spring of 2011 Castagno decided to digitize his archive of vintage magazines and re-launch an online version of "Screamer Magazine".
Document 12: Texas Monthly: Texas Monthly is a monthly American magazine headquartered in Downtown Austin, Texas. "Texas Monthly" was founded in 1973 by Michael R. Levy and has been published by Emmis Publishing, L.P. since 1998 and now owned by Genesis Park, LP. "Texas Monthly" chronicles life in contemporary Texas, writing on politics, the environment, industry, and education. The magazine also covers leisure topics such as music, art, dining, and travel. It is a member of the City and Regional Magazine Association (CRMA).
Document 13: Us Weekly: Us Weekly is a weekly celebrity and entertainment magazine based in New York City. "Us Weekly" was founded in 1977 by The New York Times Company, who sold it in 1980. It was acquired by Wenner Media in 1986. The publication covers topics ranging from celebrity relationships to the latest trends in fashion, beauty, and entertainment. Along with Jann Wenner, the individuals currently in charge of "Us Weekly" are editor-in-chief James Heidenry and publisher Victoria Lasdon Rose. As of 2013, its circulation averaged over two million.
Document 14: Collectors Universe: Collectors Universe Inc. (NASDAQ: CLCT ) is an American company formed 1986, now based in Santa Ana, California, which provides third-party authentication and grading services to collectors, retail buyers and sellers of collectibles. Its authentication services focus on coins, trading cards, sports memorabilia, and autographs. The company reached the combined total of 50 million certified collectibles in early 2014. Collectors Universe is also a publisher in fields relating to collecting.
Document 15: The Courier (magazine): The Courier was, prior to its demise in 2005, the oldest game magazine in existence. Started in 1968 by war-gaming enthusiasts Dick Bryant and Bob Beattie as a newsletter of the New England Wargamers Association, "The Courier" underwent a glossy reboot starting in 1979. Dubbed "America's Foremost Miniatures Wargaming Magazine", "The Courier" featured regular columns and articles on how to collect, assemble, paint, play with, and make historically accurate miniatures.
ground_truth: monthly