000 00627cam a22002414a 4500
003 AR-SsjUIB
005 20250710162747.0
008 250429s1967 xxu 000 0 eng d
020 _a0471652350
040 _aAR-SsjUIB
_cAR-SsjUIB
041 0 _aeng
044 _axxu
080 _a622
100 1 _aObert, Leonard
_917014
245 1 0 _aRock mechanics an the desing of structures in rock.
260 _aNew York :
_bJ. Wiley,
_c1967.
650 7 _aMinerĂ­a
_2lemb
_91372
655 7 _aLibro
_2unescot
_914
700 1 _aDuvall, Wilbur I.
_917015
942 _cLB
_2cdu
945 _adbfi
_d1998-10-29
999 _c13514
_d13514