@inproceedings{inproceedingsbe3a3cef,
title   = {Noise associated with mining excavation equipment},
author = {Massassi, G and Hennies, Wildor Theodoro and Eston, Sérgio Médici de},
year = {1997},
publisher = {A.A. Balkema},
booktitle   = {International Symposium on Mine Planning and Equipment Selection}
}