ABONYI, D.; EZE, P.; ABBA, C.; UJAM, N.; PROKSCH, P.; OKOYE, F.; ESIMONE, C. Biologically active phenolic acids produced by Aspergillus sp., an endophyte of Moringa oleifera. European Journal of Biological Research, v. 8, n. 3, p. 157-167, 28 ago. 2018.