Ovsyannikov, L. V. (2013). Lectures on the theory of group properties of differential equations. World Scientific.
Chicago Style (17th ed.) CitationOvsyannikov, L. V. Lectures on the Theory of Group Properties of Differential Equations. Singapore: World Scientific, 2013.
MLA (8th ed.) CitationOvsyannikov, L. V. Lectures on the Theory of Group Properties of Differential Equations. World Scientific, 2013.
Warning: These citations may not always be 100% accurate.