“New late Tremadoc-early Arenig silicified brachiopods from the lower part of the San Juan Formation, Argentine Precordillera” (2013) Ameghiniana, 40(4), pp. 513–530. Available at: https://ameghiniana.org.ar/index.php/ameghiniana/article/view/980 (Accessed: 27 September 2025).