@inproceedings{inproceedingsafc6459b,
title   = {Pillar stability analysis in high grade manganese ore underground mines},
author = {Sansone, Eduardo César and Ayres da Silva, Lineu Azuaga},
year = {1994},
publisher = {Sochige/Editec},
booktitle   = {International Symposium of the International Society for Rock Mechanics}
}