Neil C. Rowe, R. F. Richbourg An Efficient Snell's Law Method for Optimal-Path Planning across Multiple Two-Dimensional, Irregular, Homogeneous-Cost Regions. [Citation Graph (0, 0)][DBLP] I. J. Robotic Res., 1990, v:9, n:6, pp:48-66 [Journal]
Neil C. Rowe Roads, Rivers, and Obstacles: Optimal Two-Dimensional Path Planning around Linear Features for a Mobile Agent. [Citation Graph (0, 0)][DBLP] I. J. Robotic Res., 1990, v:9, n:6, pp:67-73 [Journal]