1. Mycorrhiza and its role in forestry;Bakshi;P.L. 480 project report, Dehra Dun,1974
2. Spores of mycorrhizal Endogone species extracted from soil by wet sieving and decanting;Gerdemann;Transactions of the British Mycological Society,1963
3. The Endogonaceae in the Pacific Northwest;Gerdemann;Mycologia Memoir (New York Botanical Garden),1974
4. Studies on endomycorrhiza in some forest species;Thapar,1973