Waga kuni ni okeru tekkō chikusekiryō ni kansuru chōsa
Subtitle: kensetsu (doboku kenchiku) jidōsha senpaku kikai bumon o chūshin to shite
Publisher: Kagaku Gijutsuchō Shigen Chōsajo
Published: 1985
Place of publication: Tōkyō
Language: jpn
Number of pages: 110
Notes: "Shiryō dai 130-gō Shōwa 60-nen 2-gatsu."