“PALAEOPHYTOLOGIA KURTZIANA III. 3. RHACOPTERIS SZAJNOCHAI KURTZ DE LA FORMACION JEJENES (CARBONICO SUPERIOR), SAN JUAN”. Ameghiniana, vol. 8, no. 3-4, Aug. 2013, pp. 228-30, https://ameghiniana.org.ar/index.php/ameghiniana/article/view/1345.