Institution: | 1.Graduate Program in Civil and Environmental Engineering, University of Passo Fundo (UPF), Campus I, Km 171, BR 285, Passo Fundo, Rio Grande Do Sul, CEP: 99001-970, Brazil ;2.Graduate Program in Environmental Science and Technology, PPGCTA, Federal University of Fronteira Sul (UFFS), Campus Erechim, Km 72, RS 135, CEP 99.700-000, Erechim, Rio Grande Do Sul, Brazil ; |