المؤلفون: Jason H. Gumbel, author¹, Casey J. Steadman, author¹, Robert F. Hoey, author¹, James E. Armstrong, author¹, Jason D. Fell, author¹, Cui Bo Yang, author¹, Lynnette R. Montgomery, author¹, Charles H. Hubscher, author^{1, 2}

المصدر: Journal of Visualized Experiments. (143)

الإتاحة: http://www.jove.com/video/58983