Cheng-Long Chang, Zong-Yi Lee. Applying the double side method to solution nonlinear pendulum problem. Applied Mathematics and Computation, 149(3):613-624, 2004. [doi]
@article{ChangL04-5,
title = {Applying the double side method to solution nonlinear pendulum problem},
author = {Cheng-Long Chang and Zong-Yi Lee},
year = {2004},
doi = {10.1016/S0096-3003(03)00165-6},
url = {http://dx.doi.org/10.1016/S0096-3003(03)00165-6},
researchr = {https://researchr.org/publication/ChangL04-5},
cites = {0},
citedby = {0},
journal = {Applied Mathematics and Computation},
volume = {149},
number = {3},
pages = {613-624},
}