Barbara J Falk, The Dilemmas of Dissidence in East-Central Europe: Citizen Intellectuals and Philosopher Kings, Central European University Press, 2003, ISBN 963-9241-39-3, Google Print, p. 42.
Christine Johanson, Women's Struggle for Higher Education in Russia, 1855—1900, McGill-Queen's Press, 1987, ISBN 0-7735-0565-2, Google Print, p. 23].
Brian Porter, When Nationalism Began to Hate: Imagining Modern Politics in Nineteenth-Century Poland, Oxford University Press US, 2002, ISBN 0-19-515187-9, Google Print, p. 85.