1996 - 2004
2004
Crockford, C., Herbinger, I., Vigilant, L., & Boesch, C. (2004). Wild chimpanzees produce group-specific calls: A case for vocal learning? Ethology, 110(3), 221-243.
Crockford, C. (2004). Vocal communication in West African wild chimpanzees (Pan troglodytes verus): Similarities and differences with humans. PhD Thesis, Univ., Leipzig.
2003
Crockford, C., & Boesch, C. (2003). Context-specific calls in wild chimpanzees, Pan troglodytes verus: Analysis of barks. Animal Behaviour, 66(1), 115-125.
Wittig, R. M., & Boesch, C. (2003). Erratum to: "Decision-making" in conflicts of wild chimpanzees (Pan troglodytes): An extension of the relational model. Behavioral Ecology and Sociobiology, 55(2), 209.
Wittig, R. M. (2003). Conflict management in wild chimpanzees (Pan troglodytes). PhD Thesis, Universität Leipzig, Leipzig.
Wittig, R. M., & Boesch, C. (2003). "Decision-making" in conflicts of wild chimpanzees (Pan troglodytes): An extension of the Relational Model. Behavioral Ecology and Sociobiology, 54(5), 491-504.
Wittig, R. M., & Boesch, C. (2003). Food competition and linear dominance hierarchy among female chimpanzees of the Tai National Park. International Journal of Primatology, 24(4), 847-867.
Wittig, R. M., & Boesch, C. (2003). Linear dominance hierarchy due to contest competition among female chimpanzees (Pan troglodytes verus). Folia Primatologica, 74(4), 229-230.
Wittig, R. M., & Boesch, C. (2003). The choice of post-conflict interactions in wild chimpanzees (Pan Troglodytes). Behaviour, 140(11-12), 1527-1559.
2002
Wittig, R. M. (2002). Die anderen Vettern aus dem Wald - 25 Jahre Tai Schimpansen Projekt, Côte d'Ivoire, Westafrika. Phyllodrom Journal, 49-53.
2000
Crockford, C. (2000). Les chimpanzés du Parc National de Taï utilisent-ils des signaux référentiels ou symboliques? Sempérvira, 9, 41-44.
1996
Wittig, R. M. (1996). Änderungen der Verhaltensprofile bei Schimpansen einer Gehegegruppe während der Integration zweier Artgenossen. Diploma Thesis, Univ. of Bielefeld, Bielefeld.