Rezhim solnechnoĭ radia︠t︡sii v rastitelʹnom pokrove - Mullamaa, ︠I︡U.-A. R.; Ross, ︠I︡U. (︠I︡Ukhan), 1925-; Nilʹson, T. A. (Tiĭt Antsovich), 1939-; Laĭsk, A. Kh. (Agu Kheĭnovich) ([s.n.], 1968)