Automatic Pain Detection on Horse and Donkey Faces. - Hilde I. Hummel; Francisca Pessanha; Albert Ali Salah; Thijs J. P. A. M. van Loon; Remco C. Veltkamp (FG, 2020)

Facial Image-Based Automatic Assessment of Equine Pain. - Francisca Pessanha; Albert Ali Salah; Thijs J. P. A. M. van Loon; Remco C. Veltkamp (IEEE Trans. Affect. Comput., 2023)

Automatic Pain Estimation in Equine Faces: More Effective Uses for Regions of Interest. - Jens Jan Ruhof; Albert Ali Salah; Thijs J. P. A. M. van Loon (ACII (Workshops and Demos), 2024)