Reference Systems in Spatial Memory for Vertical Locations. - Thomas Hinterecker; Caroline Leroy; Maximilian E. Kirschhock; Mintao Zhao; Martin V. Butz; Heinrich H. Bülthoff; Tobias Meilinger (CogSci, 2017)

More than nothing: Behavioural and neuronal correlates of numerosity zero in the carrion crow. - Maximilian E. Kirschhock; Helen M. Ditz; Andreas Nieder (CogSci, 2021)