Bieniawski, Z. T. Design methodology in rock engineering : theory, education and practice / Z. T. Bieniawski, ... . - Rotterdam : Balkema, 1992 . - IX-198 p. : couv. ill. en coul. ; 25 cm. Bibliogr., index ISBN: 9054101261 9054101210 Source: Dons divers Universal Decimal Class. No.: 549.