[1]
van der Made, J., Krakhmalnaya, T. y Kubiak, H. 1999. The pig Propotamochoeurs palaeochoerus from the upper Miocene of Grytsiv, Ukraine. Estudios Geológicos. 55, 5-6 (dic. 1999), 283–292. DOI:https://doi.org/10.3989/egeol.99555-6168.