Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Fedorov, N., V. Sarnatskii, I. Rikhter, E. Raptunovich, N. Kovbasa, A. Rogovoi, and A. Puchilo. 1998. Specific features of the mass dying of spruce trees in forests of Belarus [In Russian, with English summary]. Lesovedenie 6:12-23.