Wei, Z., Bobbili, P. R., Senthilarasu, S., Shimell, T., & Upadhyaya, H. M. (2014). Design and optimisation of process parameters in an in-line CIGS evaporation pilot system. Surface and Coatings Technology, 241, 159-167. https://doi.org/10.1016/j.surfcoat.2013.10.033