Dangavs, N. V., and A. M. Blasi. “Intrasedimentary Gypsum Deposits of El Siasgo Creek, Monte and General Paz Districts, Buenos Aires Provinc”. Revista De La Asociación Geológica Argentina, vol. 57, no. 3, Sept. 2002, pp. 315-27, https://revista.geologica.org.ar/raga/article/view/739.