Idris, A., Cuevas Linatoc, A., Muhammad Aliyu, A., & Mustapha Muhammad, S. (2020). Variation in Some Structural, Biochemical and Gas Exchange Characteristics of Sun and Shade Leaves of Vernonia amygdalina. International Journal of Psychosocial Rehabilitation, 24(2), 2410-2417. https://doi.org/10.61841/5ywayg44