*0011651414 *008950628s1994 xx# 000 0 eng *019 $bk *08230$a624.19 *245 $aNorwegian method of tunneling$cby N. Barton ... [et al.]$p[1] *300 $aS. [1-6] *700 $aBarton, Nick$_97063200 *773 $tPublikasjon / Norges geotekniske institutt$gnr 194 (1994)$x0078-1193$w(NO-LaBS)529319(tnr) *999 $z9500190606$anorart:9500190606 ^