Hill, J. M. (1982). Solution of differential equations by means of one-parameter groups. Pitman Advanced Publishing Program.
Chicago-referens (17:e uppl.)Hill, J. M. Solution of Differential Equations by Means of One-parameter Groups. Boston: Pitman Advanced Publishing Program, 1982.
MLA-referens (9:e uppl.)Hill, J. M. Solution of Differential Equations by Means of One-parameter Groups. Pitman Advanced Publishing Program, 1982.
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