Mechanism and kinetics of thermal dehydration of Ca(H2PO4)2 • H2O and double superphosphateVeiderma, Mihkel; Põldme, Meeme; Gladushko, V.Conference Internationale de Chimie du Phosphore, Nice (France), 5-9 Sept. 1983. Resumes1983 / Affiches Posters Nr. 15