Type of roads and road network under difficult mountainous conditions and its relation to operational cable systems / prepared by Otto Sedlak ; transmitted by the Government of Austria.
1982
详细记录
符号[E/ECE/]TIM/EFC/WP.1/SEM.14/R.1(Summary)
标题Type of roads and road network under difficult mountainous conditions and its relation to operational cable systems / prepared by Otto Sedlak ; transmitted by the Government of Austria.
日期Geneva : UN, 1 Feb. 1982.
描述
[2] p.