Turner, I. M., (2021). Reinwardtia 20(1), 9-16. Indonesian Institute of Sciences, R & D Centre for Biology, Bogor, Indonesia. English language
Ramírez S., J., Hoyos C., V., Plaza T., G., (2015). Agronomía Colombiana 33(1), 64-73. Facultad de Agronomía, Universidad Nacional de Colombia, Bogotá, Colombia. English language
Oziegbe, M., Faluyi, J. O., Oluwaranti, A., (2010). Acta Botanica Croatica 69(2), 249-257. Division of Biology, Faculty of Science, University of Zagreb, Zagreb, Croatia. English language