“PALAEOFLORISTIC ANALYSIS OF THE RIO GUILLERMO FORMATION (LATE EOCENE–EARLY OLIGOCENE?), SANTA CRUZ, ARGENTINA”, AMGH, vol. 48, no. 3, pp. 320–335, Aug. 2011, Accessed: Nov. 22, 2025. [Online]. Available: https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/349