@misc{miscb30b7f2e,
title   = {Túneis do Brasil = Tunnelling in Brazil},
author = {Celestino, Tarcísio Barreto and Koshima, Akira and Telles, Ricardo Cavalari D'Alkmin and Assis, André},
year = {2006},
publisher = {DBA Dórea Books and Art}
}