1. Studies on the aphids (Homoptera: Aphididae) from Eastern India. 4. A new genus and records of some sexual forms from Assam;Basu;Proc. Zool. Soc. Calcutta,1970
2. Aphids of New Zealand;Cottier;Bull. N. Z. Dep. Sci. ind. Res.,1953
3. Studies on the pea aphid, Acyrthosiphon pisum Harris (Ho., Aphididae), with special reference to the differences in the biology of the green and red forms;Markkula;Ann. Agric. Fenn.,1963
4. Lipaphis erysimi (Kalt.) ssp. alliariae n. ssp. (Homoptera, Aphididae), eine Blattlaus an Alliaria officinalis;Müller;Zool. Anz.,1955