@article{article43d3e06b,
title   = {Faecal contamination (viral and bacteria) detection in groundwater used for drinking purposes in São Paulo, Brazil},
author = {Piranha, Joseli Maria and Pacheco, Alberto and Gamba, R. C. and Mehnert, Dolores Ursula and Barrella, K. M},
year = {2006},
doi = {10.1080/01490450600760708},
publisher = {Taylor & Francis Group, LLC},
journal   = {Geomicrobiology Journal}
}