Myelopathic Presentation of Cervical Juxtafacet Cyst: A Case ReportFonoff, Erich Talamoni; Dias, Mario Penna; Tarico, Mario Augusto · Spine · 2004

The Warning Vibration of Pleurodema thaulMario Penna and Alberto Veloso · Journal of Herpetology · 1982

Ethanol metabolism by rat heart homogenatesSoffia, Francisca; Penna, Mario · Alcohol · 1987

Alfonso Martinez de Toledo, Arcipreste de TalaveraPlace, Edwin B.; Penna, Mario · Speculum · 1956

Coronary Vascular Resistance during Halothane AnesthesiaDomenech, Raul J.; Macho, Pilar; Valdes, Jaqueline; Penna, Mario · Anesthesiology · 1977

Mechanism for cardiac stimulation during hypoxiaPenna, Mario; Linares, Francisco; Cáceres, Laura · American Journal of Physiology-Legacy Content · 1965

Vocalizations by Andean Frogs of the Genus Telmatobius (Leptodactylidae)Mario Penna and Alberto Veloso · Herpetologica · 1987

Hissing Sounds by the Lizard Pristidactylus volcanensisAntonieta Labra, Juan Sufán-Catalán, Rigoberto Solis and Mario Penna · Copeia · 2007

Lizard Home Ranges: Methodology and FunctionsBarbara Rose · Journal of Herpetology · 1982

Size Estimates of CrocodiliansWilliam E. Magnusson · Journal of Herpetology · 1983

Osteoderms in AnuransRodolfo Ruibal and Vaughan Shoemaker · Journal of Herpetology · 1984

The Warning Vibration of Pleurodema thaulMario Penna and Alberto Veloso · Journal of Herpetology · 1982

Territorial Behavior in Dendrobatid FrogsHeike Pröhl · Journal of Herpetology · 2005

Clades in Heleophrynid Salientiavan Dijk, D. Eduard · African Journal of Herpetology · 2008

ErrataSouth American Journal of Herpetology · 2008

Lizards as Seed Dispersers?John B. Iverson · Journal of Herpetology · 1985