(1980). (Journal) PTI Science Service. Press trust of India.
Chicago Edition Citation(Journal) PTI Science Service. New Delhi: Press trust of India, 1980.
Deismireacht MLA(Journal) PTI Science Service. Press trust of India, 1980.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.