1. Morphological studies on the intraspecific variation of Triatoma brasiliensis Neiva, 1911 (Reduviidae-Triatominae);Costa J;Mem Inst Oswaldo Cruz,1993
2. Studies in progress on the intra-specific variation of Triatoma brasiliensis Neiva, 1911 (Hemiptera, Reduviidae, Triatominae): I. Feeding habits;Costa J;Mem Inst Oswaldo Cruz,1995
3. Preliminary studies on the intra-specific variation of Triatoma brasiliensis Neiva, 1911 (Hemiptera, Reduviidae, Triatominae): II. Natural infectivity;Costa J;Mem Inst Oswaldo Cruz,1995
4. Morphological studies on the intraspecific variation of Triatoma brasiliensis Neiva, 1911 (Hemiptera-Reduviidae-Triatominae): scanning electron microscopy and morphometry of eggs;Costa J;Mem Inst Oswaldo Cruz,1996
5. Does hybridization clarify the taxonomic status of different melanic forms of Triatoma brasiliensis Neiva, 1911 (Hemiptera-Reduviidade-Triatominae)?;Costa J;Mem Inst Oswaldo Cruz,1996