Influence of some microbiological and physical-chemical water features on the detection of somatic and f-specific coliphages - Pedroso, D M M; Pellizari, Vivian Helena; Gutierrez Rivera, Irma Nelly; Alves, A C B; Kirschner, C C; Silva, L. A. G.; Martins, Maria Therezinha (Asm Conference on Water Features@on the Detection of Somatic and F-Specific@coliphages@, 1993)