- Chararas, C., J. Riviere, C. Ducauze, D. Rutledge, G. Delpui, and M. Gazelles. 1980. Bioconversion d'un compose terpenique sous Taction d'une bacterie du tube digestif de Phloeosinus armatus (Coleoptere, Scolytidae) . Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences 291D:299-302.
- Rutledge, D. N., C. Chararas, and C. J. Ducauze. 1988. Investigating the hypothesis of primary attraction in conifer-specific Scolytidae using a chemometrical approach. Pages 391-409 in W. J. Mattson, J. Levieux, and C. Bernard-Dagen, Mechanisms of woody plant defenses against insects: search for patterns. Springer, New York. xiv + 416 p.
- Ducauze, C., C. Chararas, D. Rutledge, C. Revolon, and P. Arpino. 1986. Adaptation de cinq coleopteres Scolytidae a des essences autres que leurs essences d'origine. [Adaption of five Coleoptera Scolytidae to tree-species other than those of their origin]. Comptes Rendus l'Academie des Sciences Ser. III Sci. Vie. Paris 303(8):335-340.