«AMMONITES OF THE SUBFAMILY ZAPALIINAE FROM THE LOWER TITHONIAN OF ESTANCIA MARÍA JUANA, VACA MUERTA FORMATION (PORTADA COVUNCO MEMBER), NEUQUÉN BASIN, ARGENTINA» (2019) Rivista italiana di Paleontologia e Stratigrafia, 125(2). doi:10.13130/2039-4942/11788.