Magakian, Y.A., Makarian, S.R., Petrosian, A.V., Mkrtchyan, L.P., Abroian, L.O., & Akopian, L.A. 1976 The oogenesis of the Ararat cochineal (Porphyrophora hamelii Brandt). I. Histomorphological characteristics of the formation of follicular apparatus and the development of oocytes.. Tsitologiya 18: 932-936.

Notes: Gives differentiation and development of oocytes, megatrophocytes and follicular cells.