Using Line Integral Convolution for Flow Visualization: Curvilinear Grids, Variable-Speed Animation, and Unsteady Flows.

Lisa K. Forssell Scott D. Cohen Using Line Integral Convolution for Flow Visualization: Curvilinear Grids, Variable-Speed Animation, and Unsteady Flows. 133-141 1995 1 IEEE Trans. Vis. Comput. Graph. 2 http://www.computer.org/tvcg/tg1995/v0133abs.htm db/journals/tvcg/tvcg1.html#ForssellC95