Ahmmad, B., Y. Kitamura, Y. Kusumoto, H. Yang, and M. Abdulla-Al-Mamun. 2009. “A New Type of Solid State Solar Cell Based on Fe<sub>2</sub>O<sub>3</Sub>, SiC and Crystal Growth Inhibitors”. Journal of Scientific Research 2 (1):1-8. https://doi.org/10.3329/jsr.v2i1.2660.