@misc{misc89cbe2f9,
title   = {Use of geologic mapping and optical logging to evaluate karst geotechnical risks in urban area, city of Sete Lagoas, Minas Gerais, Brazil},
author = {Galvão, Paulo and Halihan, Todd and Hirata, Ricardo},
year = {2014},
booktitle   = {Geological Society of America. Annual Meeting}
}