Influence of different kind of rosins and hydrogenated resins on the setting time of grossman cements - Sousa Neto, Manoel Damião de; Guimarães, Luís Fernando Lopes; Guerisoli, Danilo Mathias Zanello; Saquy, Paulo César; Pécora, Jesus Djalma (Revista de Odontologia da Universidade de São Paulo, 1999)