Corrigendum to "Simulation and Optimization of Lead-Based Perovskite Solar Cells with Cuprous Oxide as a P-type Inorganic Layer [J. Nig. Soc. Phys. Sci. 1 (2019) 72–81, https://doi.org/10.46481/jnsps.2019.13]". Journal of the Nigerian Society of Physical Sciences, v. 3, n. 3, p. 190–190, 29 Aug.2021.