TY - JOUR ID - 2300 TI - A NUMERICAL STUDY OF THE ROCK PILLAR FAILURE MECHANISMS JO - نشریه علمی پژوهشی امیرکبیر JA - AJSR LA - fa SN - 1015-0951 AU - MORTAZAVI, ALI AD - Y1 - 2005 PY - 2005 VL - 37 IS - 1 SP - 28 EP - 28 DO - N2 - UR - https://ajsr.aut.ac.ir/article_2300.html L1 - https://ajsr.aut.ac.ir/article_2300_7a4473879e40e05840b365d3dc08f88a.pdf ER -