*0011706780 *008970822s1996 xx# 000 0 eng *019 $bk *08230$a624.151 *245 $aEstimation of hydraulic fracture pressure in clay$cKnut H. Andersen ... [et al.] *300 $aS. 817-828 : ill. *700 $aAndersen, Knut H.$_162569600 *773 $tPublikasjon / Norges geotekniske institutt$gnr 196 (1996)$x0078-1193$w(NO-LaBS)529319(tnr) *999 $z9700221925$anorart:9700221925 ^