000			005000000a22001930004500
020			_a9780415413527
041			_aEN
080			_a624.13 _bVAL
100			_aVallejo, Luis I. Gonzalez de
245			_aGeological engineering
260			_aLeiden _bCRC Press _c2011
300			_a[xx], 678p. : col. ill., col. photos.
500			_aIndex included
650			_aMINES AND MINING
650			_aSOIL MECHANICS
650			_aGEOLOGICAL ENGINEERING
700			_aFerrer, Mercedes
942			_cBK _014
999			_c41168 _d41168