@conference {hsu2003bridge,
	title = {The Bridge Test for Sampling Narrow Passages with Probabilistic Roadmap Planners},
	booktitle = {IEEE International Conference on Robotics and Automation, May 12-17},
	year = {2003},
	month = {September},
	pages = {4420{\textendash}4426},
	address = {Taipei, Taiwan},
	author = {David Hsu and Tingting Jiang and John H. Reif and Zheng Sun}
}
