WanKyoo Choi HongSang Yoon Kyungsu Kim Ilyong Chung SungJoo Lee A Traffic Light Controlling FLC Considering the Traffic Congestion. 69-75 2002 conf/afss/2002 AFSS http://link.springer.de/link/service/series/0558/bibs/2275/22750069.htm db/conf/afss/afss2002.html#ChoiYKCL02