Buecheler, S., Pianezzi, F., Fella, C., Chirila, A., Decock, K., Burgelman, M., & Tiwari, A. N. (2011). Interface formation between CuIn1-xGaxSe2 absorber and In2S3 buffer layer deposited by ultrasonic spray pyrolysis. Thin Solid Films, 519(21), 7560-7563. https://doi.org/10.1016/j.tsf.2011.01.370