Riom, J. 1994 Le déperissement du pin maritime dans le Sud-Est de la France au cours des années 1960-1970: le rôle de la cochenille Matsucoccus feytaudi Duc. (Coccoidea, Margarodidae).. Revue Forestière Française 46(5): 437-445.

Notes: Title in English: [Dieback of maritime pine in SE France in the 1960s: the role of Matsucoccus feytaudi.] Conference paper: Forest decline: known and unknown causes. Papers given during the 6th Series of Scientific and Technical days, held in June 1993 at Nancy-Champenoux, France. Tacon, F. le (Ed.)]