Tolong jelaskan mengenai Rujukan dari Radio dalam bahasa sunda

A História da Rádio em Datas (1819-1997) (in Portuguese) - notes on etymology

Leigh White, Buck Fuller and the Dymaxion World (refers to Waldo Warren as the inventor of the word radio), in: The Saturday Evening Post, 14 Oktober 1944, cited in: Joachim Krausse and Claude Lichtenstein (eds.), Your Private Sky, Lars Müller Publishers, Baden/Switzerland, 1999, page 132. ISBN 3-907044-88-6

L. de Forest, article in Electrical World 22 Juni 1270/1 (1907), éarly use of word "radio".

http://web.mit.edu/varun_ag/www/bose.html  - It contains a proof that Sir Jagadish Chandra Bose invented the Mercury Coherer which was later used by Guglielmo Marconi and along with other patents.