G.  Sonet, Breman, F. C., Jordaens, K., Lenglet, G., Louette, M., Montanes, G., Nagy, Z. T., Van Houdt, J. K. J., and Verheyen, E., ?Do birds from the Democratic Republic of Congo present in museum collections contain useful genetic information??, Entomologica Romanica, vol. 15, pp. 11 - 16, 2010.

F. C.  Breman, Jordaens, K., Sonet, G., Van Houdt, J. K. J., Nagy, Z. T., and Louette, M., ?Preliminary molecular systematics of the African Goshawk Accipiter tachiro (Daudin, 1800)?, Açoreana Suplemento, vol. 7, pp. 241 - 291, 2010.