1. An intensive epidemiological study of the causes for the failure of residual DDT-spraying to interrupt the transmission of malaria in Atalaya and Falla, two villages on the coastal plain of El Salvador, Central America;Rachou;Rev. brasil Malar. Doenç. trop.,1973
2. Determination of the physiological age of female Anopheles;Polovodova;Medskaya Parazit,1949
3. Age physiologique et cycle d'aggressivité chez Anopheles gambiae Giles et A. funestus Giles (Dipt. Culicidae);Hamon;Bull. Soc. ent. Fr.,1964
4. A new character for the recognition of nulliparous females of Anopheles gambiae;Gillies;Bull. Wld Hlth Org.,1956
5. A study of the age-composition of populations of Anopheles gambiae Giles and A. funestus Giles in North-Eastern Tanzania