Tallet, C., Linhart, P., Policht, R., Hammerschmidt, K., Šimeček, P., Kratinova, P., & Špinka, M. (2013). Encoding of Situations in the Vocal Repertoire of Piglets (Sus scrofa): A Comparison of Discrete and Graded Classifications. Public Library of Science.

Tallet, Céline, Pavel Linhart, Richard Policht, Kurt Hammerschmidt, Petr Šimeček, Petra Kratinova, och Marek Špinka. Encoding of Situations in the Vocal Repertoire of Piglets (Sus Scrofa): A Comparison of Discrete and Graded Classifications. Public Library of Science, 2013.

Tallet, Céline, et al. Encoding of Situations in the Vocal Repertoire of Piglets (Sus Scrofa): A Comparison of Discrete and Graded Classifications. Public Library of Science, 2013.