Coba jelasin Rujukan dari Elena Andreianova dalam bahasa melayu dong

Elena Andreianova - Entry in the Great Soviet Encyclopedia,  3rd Edition (1970-1979), republished in English by The Free Dictionary. Accessed February 2016

Helena Andreyanova Famous Women, May 2008. Accessed Feb 2016

Andreyanova, Helena // Russian Biographical Dictionary  : in 25 volumes. - SPb. - M ., 1896-1918.

Krasouskaya V. , "Russian ballet from the beginning to the middle of the XIX century", L. -M., 1958, p. 245-54.

Skalkovsky K, Dance, ballet, their history and place in a number of Fine Arts,1886,  chapter VIII, p. 206-221