1. Recent statistical methods for orientation data from animal orientation and navigation;Batschelet,1972
2. Second order statistical analysis of directions;Batschelet,1978
3. Etude de l'orientation visuelle du Grillon des bois, Nemobius sylvestris, dans son milieu naturel;Beugnon;Thése de Doctorat de 3éme cycle,1979
4. Daily migrations of the wood-cricket Nemobius sylvestris (Bosc);Beugnon;Environ. Entomol.,1980
5. Terrestrial and celestial cues in visual orientation of the wood-cricket Nemobius sylvestris (Bosc);Beugnon;Biol. Behav.,1982