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@article{PIM_1971_N_S_12_26_a9, author = {Jovan D. Ke\v{c}ki\'c}, title = {Clairaut's {Equations} {Of} {Higher} {Order}}, journal = {Publications de l'Institut Math\'ematique}, pages = {63 }, publisher = {mathdoc}, volume = {_N_S_12}, number = {26}, year = {1971}, url = {http://geodesic.mathdoc.fr/item/PIM_1971_N_S_12_26_a9/} }
Jovan D. Kečkić. Clairaut's Equations Of Higher Order. Publications de l'Institut Mathématique, _N_S_12 (1971) no. 26, p. 63 . http://geodesic.mathdoc.fr/item/PIM_1971_N_S_12_26_a9/