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2. Prothoracic mycangial fungi of Dendroctonus frontalis and relationships with Ceratocystis minor.;Barras,1971
3. Gland cells and fungi associated with the prothoracic mycangium of Dendroctonus adjunctus;Barras;Ann. entomol. Soc. Amer.,1971
4. An hypothesis concerning the function of the metapleural glands in ants;Brown;Amer. Natur.,1968
5. Allomones and kairomones;Brown;Transspecific chemical messengers. Bioscience,1970