TY - Int J Performability Eng A1 - KHOO SHEE KANG T1 - Safety Certification for Rapid Transit Systems in Singapore Y1 - 2007-01-01 JF - International Journal of Performability Engineering JO - Int J Performability Eng SP - 35 EP - 45 VL - 3 IS - 1 UR - https://www.ijpe-online.com N1 - 10.23940/ijpe.07.1.p35.mag ER -