Effect of violating the traffic light rule in the Biham-Middleton-Levine traffic flow model Zhong-Jun Ding, Rui Jiang, Ming Li, Qi-Lang Li and Bing-Hong Wang EPL, 99 6 (2012) 68002 Published online: 04 October 2012 DOI: 10.1209/0295-5075/99/68002