“MICROHARDNESS STUDIES AND SURFACE ANALYSIS OF 4-HYDROXY N-METHYL 4-STILBAZOLIUM BESYLATE SINGLE CRYSTAL”, JME, vol. 6, no. 3, pp. 166–171, Sep. 2011, Accessed: Nov. 21, 2024. [Online]. Available: https://smenec.org/index.php/1/article/view/403