Bortolotto, Olavo José. “Termal Metamorphism of Marbles from Caçapava Do Sul, RS, Southern Brazil”.
Ciência e Natura
10, no. 10 (December 12, 1988): 25–48. Accessed April 25, 2025. https://periodicos.ufsm.br/cienciaenatura/article/view/25479.