@inproceedings{inproceedings00cb6f65,
title   = {Equivalent vickers microhardness: an algorithm for strength rock parameters application},
author = {Ayres da Silva, Lineu Azuaga and Ayres da Silva, A L M and Negri, João Paulo Gonçalves},
year = {2015},
publisher = {Canadian Institute of Mining, Metallurgy and Petroleum},
booktitle   = {International Congress of Rock Mechanics}
}