WASET
    Nazli Darkhal,  Investigation and Identification of a Number of Precious and Semi-Precious Stones Related to Bam Historical Citadel Using Micro Raman Spectroscopy and Scanning Electron Microscopy.   journal   = {International Journal of Chemical and Materials Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2023, vol. 193(1). 1 - 5
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10012896.