FadlyNurullahRasedee, A., Hasan Abdul Sathar, M., Mohd Ijam, H., Iskandar Othman, K., Ishak, N., Raihana Hamzah, S., & Amalina Jamaludin, N. (2018). A Backward Difference Formulation for Solving Doffing-Van Der Pol Type Oscillators. International Journal of Engineering & Technology, 7(4.19), 36-39. https://doi.org/10.14419/ijet.v7i4.19.22009