Laramee, B., Chen, G., Mischaikow, K., Laramee, R., Pilarczyk, P., & Zhang, E. (2007). Vector Field Editing and Periodic Orbit Extraction Using Morse Decomposition. IEEE Transactions on Visualization and Computer Graphics, 13(4), p. 769. doi:10.1109/TVCG.2007.1021

Laramee, Bob, Guoning Chen, K. Mischaikow, R.S Laramee, P. Pilarczyk, and E. Zhang. "Vector Field Editing and Periodic Orbit Extraction Using Morse Decomposition." IEEE Transactions On Visualization and Computer Graphics 13, no. 4 (2007): 769.

Laramee, Bob, et al. "Vector Field Editing and Periodic Orbit Extraction Using Morse Decomposition." IEEE Transactions On Visualization and Computer Graphics 13.4 (2007): 769.