cam a22 u 4500 128634820 CHVBK 20200921065551.0 880212m19811982ne | 10 |eng|d 90-6191-206-7 90-6191-207-5 90-6191-208-3 90-6191-209-1 (OCoLC)636426591 (NEBIS)000267519 ETH-BIB ger ETH-BIB ETHICS-ISBD Weak rock soft, fractured and weathered rock : proceedings of the international symposium; Tokyo, 21-24 September 1981 ed.: Koichi Akai, Masao Hayashi, Yuichi Nishimatsu SYMPOSIUM on WEAK ROCK Rotterdam Balkema 1981-1982 3 vol. 26 cm fig.; tab.; diagr. FELSMECHANIK (BAUINGENIEURWESEN) ger (ETHUDK)000029833 ethudk VERWITTERUNGSZONEN VON FELSUNTERGRUND (BODENMECHANIK) ger (ETHUDK)000029850 ethudk Konferenzschrift Tokyo 1981/09 gnd-content u VERWITTERUNGSZONEN VON FELSUNTERGRUND (BODENMECHANIK) ger 624.131.7,259 nebis E1 u FELSMECHANIK (BAUINGENIEURWESEN) ger 624.121 nebis E1 u WEATHERING ZONES OF ROCKY GROUND (SOIL MECHANICS) eng 624.131.7,259 nebis E1 u ZONES D'ALTÉRATION DES SOUS-SOLS ROCHEUX (MÉCANIQUE DES SOLS) fre 624.131.7,259 nebis E1 u MÉCANIQUE DES ROCHES (GÉNIE CIVIL) fre 624.121 nebis E1 u ROCK MECHANICS (CIVIL ENGINEERING) eng 624.121 nebis E1 Akai Koichi International Symposium on Weak Rock (1981 Tokio) (DE-588)5131561-0 BK020800 XK020000 XK020000 Kongress = Congrès 1981/09 Tokyo NEBIS E16 E16 RH 212826 2 NEBIS E16 E16 RH 212826 3 NEBIS E16 E16 RH 212826 1 NEBIS 700 1- Akai Koichi NEBIS 711 2- International Symposium on Weak Rock (1981 Tokio) (DE-588)5131561-0