@book{book1ceca1ce,
title   = {Subsolagem e subsoladores},
author = {Ripoli, Tomaz Caetano Cannavam and Mialhe, Luiz Geraldo and Nakamura, R T and Milan, Marcos and Gadanha Júnior, Casimiro Dias},
year = {1985},
publisher = {Calq}
}