[1]
N. M. . Salman, A. A. A.-. Zuky, H. J. . Mohamad, and A. H. Al-Saleh, “New Models to Estimate Daytime and Shadow Length by Tracking the Shadow”, Psychosocial rehabilitation, vol. 24, no. 5, pp. 3989–4000, Jul. 2020, doi: 10.61841/y8922q35.