Semetic rings: towards the new concept of mimetic resemblances. - Karel Kleisner; Anton Markos (Theory Biosci., 2005)

Homosemiosis, mimicry and superficial similarity: notes on the conceptualization of independent emergence of similarity in biology. - Karel Kleisner (Theory Biosci., 2008)

Uexküllian Umwelt as science and as ideology: the light and the dark side of a concept. - Marco Stella; Karel Kleisner (Theory Biosci., 2010)

Morphological Uniqueness: The Concept and Its Relationship to Indicators of Biological Quality of Human Faces from Equatorial Africa. - Karel Kleisner (Symmetry, 2021)

Like Father, Like Child? Paternal Age at Birth and Offspring's Facial Asymmetry and Distinctiveness. - Magdalena Klimek; Urszula Maria Marcinkowska; Pawel Fedurek; Karel Kleisner; Dariusz Danel (Symmetry, 2022)

FaceDig: Automated tool for placing landmarks on facial portraits for geometric morphometrics users. - Karel Kleisner; Jaroslav Trnka; Petr Turecek (CoRR, 2024)