MEGASPORAS CRETACICAS DE LA FORMACION SPRINGHILL EN EL SUBSUELO DE ARGENTINA Y ·CHILE AUSTRAL. AMGH [Internet]. 2014 Jun. 28 [cited 2025 Sep. 9];21(2-4):151-67. Available from: https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/2774