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G. J. Butler 1 ; H. I. Freedman 1
@article{10_4064_ap_36_1_29_41, author = {G. J. Butler and H. I. Freedman}, title = {Periodic solutions of x" + f(\ensuremath{\mu}, x) = 0}, journal = {Annales Polonici Mathematici}, pages = {29--41}, publisher = {mathdoc}, volume = {36}, number = {1}, year = {1979}, doi = {10.4064/ap-36-1-29-41}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-36-1-29-41/} }
TY - JOUR AU - G. J. Butler AU - H. I. Freedman TI - Periodic solutions of x" + f(μ, x) = 0 JO - Annales Polonici Mathematici PY - 1979 SP - 29 EP - 41 VL - 36 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-36-1-29-41/ DO - 10.4064/ap-36-1-29-41 LA - en ID - 10_4064_ap_36_1_29_41 ER -
G. J. Butler; H. I. Freedman. Periodic solutions of x" + f(μ, x) = 0. Annales Polonici Mathematici, Tome 36 (1979) no. 1, pp. 29-41. doi : 10.4064/ap-36-1-29-41. http://geodesic.mathdoc.fr/articles/10.4064/ap-36-1-29-41/
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