1. Ahmadjian, V. (1967). A guide to the algae occurring as lichen symbionts: Isolation, culture, cultural physiology and identification. Phycologia, 6, 127–160.
2. Ahmadjian, V. (1988). The lichen alga Trebouxia: does it occur free-living? Plant Systematics and Evolution, 158, 243–247.
3. Ahmadjian, V. (1993). The lichen symbiosis. New York City: Wiley. 250 p.
4. Ahmadjian, V., Brink, J. J., & Shehata, A. I. (1991). Molecular biology of lichens—Search for plasmid DNA and the question of gene movement between bionts. In Y. Yamada, I. Yoshimura, & A. Takahashi (Eds.), Proceedings of international symposium on lichenology 1990 (pp. 2–21). Osaka: Nippon Paint Co., Ltd.
5. Altincicek, B., Kovacs, J. L., & Gerardo, N. M. (2011). Horizontally transferred fungal carotenoid genes in the two-spotted spider mite Tetranychus urticae. Biology Letters. doi: 10.1098/rsbl.2011.0704.44 .