The area of ​​permafrost as a special physical and geographical and construction field

Lukashev, K.I.The area of ​​permafrost as a special physical and geographical and construction field / K.I.Lukashev, prof.Leningrad.un-te.- Leningrad: ed.Leningrad.state.University, 1938. -187 pp., 2 VC.l.kart.: il., table .. -Literature: p.183-187 (142 names).- Bibliogr.In the tuning.Note..-1000 copies..Electronic copy source: PB