Godwin SL, Coppings R, Kosa KM, Cates SC. Consumer response to food contamination and recalls: findings from a national survey. J Food Distrib Res. 2012 Mar;43(1):19-26. doi: 10.22004/ag.econ.139445
Phanikumar CV, Maitra B. Valuing urban bus attributes: an experience in Kolkata. J Public Transport. 2006;9(2):69-87. doi: 10.5038/2375-0901.9.2.4
Phani Kumar CV, Basu D, Maitra B. Modeling generalized cost of travel for rural bus users: a case study. J Public Transport. 2004;7(2):59-72. doi: 10.5038/2375-0901.7.2.4