Yang, J., Liang, S., & Zhang, Y. (2011). Travelling Waves of a Delayed SIR Epidemic Model with Nonlinear Incidence Rate and Spatial Diffusion. Public Library of Science.
استشهاد بنمط شيكاغوYang, Jing, Siyang Liang, و Yi Zhang. Travelling Waves of a Delayed SIR Epidemic Model With Nonlinear Incidence Rate and Spatial Diffusion. Public Library of Science, 2011.
MLA استشهادYang, Jing, Siyang Liang, و Yi Zhang. Travelling Waves of a Delayed SIR Epidemic Model With Nonlinear Incidence Rate and Spatial Diffusion. Public Library of Science, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.