R. S. Volʹskis

• International Project "Species and its Productivity in the Distribution Area," 1970-1996
• Materialy 29 zasedanii︠a︡ mezhdunarodnoĭ rabocheĭ gruppy Proekta "Vid i ego produktivnostʹ v areale" programmy I︠U︡NESKO "Chelovek i biosfera"