Kai, yan.
International symposium on earthquakes and dams 20 may 1987 Beijing china / [[Book] :] yan Kai. - china : CigbIcold, 1987. - 241 : ill, ; 24 cm.
Earthquakes.
551.2
551.2 / KI
International symposium on earthquakes and dams 20 may 1987 Beijing china / [[Book] :] yan Kai. - china : CigbIcold, 1987. - 241 : ill, ; 24 cm.
Earthquakes.
551.2
551.2 / KI