Soonmin, Ho. “The Influence of Concentration on the Formation of Chemical Bath Deposited Copper Tin Sulphide Thin Films: SEM and EDX Studies”. Journal of Chemical Engineering Research Updates 9 (August 24, 2022): 22–29. Accessed March 12, 2025. https://avantipublisher.com/index.php/jceru/article/view/1272.