000 003740000a22001330004500
008 151023t1982 xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a624.12
_bI6
942 _cBK
100 _aAkai, Koichi ...[et al.], eds.
245 _aWeak rock : soft fractured and weathered rock : proceedings of...
260 _aRotterdam
_bA.A.Balkema
_c1982
500 _a3 vols.
999 _c142073
_d142073