Toshi gasu jiko dētabēsu oyobi kensaku shisutemu kaihatsu hōkokusho
Subtitle: Heisei 12-nendo
Publisher: Nihon Gasu Kiki Kensa Kyōkai
Published: 2001
Place of publication: Tōkyō
Language: jpn
Number of pages: 85
Other titles: Heisei 12-nendo toshi gasu jiko dētabēsu oyobi kensaku shisutemu kaihatsu hōkokusho
Notes: Cover title.