Diengdoh, Omega Lasienhun, et al. “ZN TOLERANCE IN ANABAENA VARIABILIS MEGCH1: AN IN-DEPTH ANALYSIS OF CARBON AND NITROGEN ASSIMILATION; MORPHOLOGY AND ULTRASTRUCTURE”. Journal of Applied Biological Sciences, vol. 17, no. 3, Oct. 2023, pp. 391-06, doi:10.71336/jabs.1138.