Czeczuga, B., Mendez, A.M., and Lopez-Figueiras, M. 1997d. Carotenoids in terrestrial, epilithic and epiphytic lichens from Venezuelan Andes. Feddes Repert. 108:169-183. |
|
Czeczuga, B., and Richardson, D.H.S. 1989d. Carotenoids in some lichen species from Ireland. Lichenologist. 21:363-367. |
|