[L.N. Tolstoy and A.P. Chekhov on G.A. Zakhar'in].
D005197:Famous Persons; D049672:History, 19th Century; D008513:Medicine in Literature; D012425:Russia (Pre-1917)
L.N. Tolstoĭ i A.P. Chekhov o G.A. Zakhar'ine.