WASET
    Jasna Prester and  Najla Podrug and  Davor Filipović,  Material Saving Strategies, Technologies and Effects on Return on Sales.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2016, vol. 114(6). 1923 - 1928
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/10004650.