Lertchai Ratana-Arporn and  Aphisith Angkhanit,  Developing Safety Behavior Practice Suitable for Thai Industrial Operators.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2012, vol. 65(5). 986 - 988
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/5899.