1. Project Engineer, BPR CSO, 4655, Blvd. Wilfrid-Hamel, Québec PQ G1P 2J7, Canada.
2. Professor, INRS-Eau, 2800, Rue Einstein, C.P. 7500, Sainte-Foy PQ, G1V 4C7, Canada.
3. Director, INRS-Eau, 2800, Rue Einstein, C.P. 7500, Sainte-Foy PQ, G1V 4C7, Canada.