Santos, L. da C. dos et al. (2014) “Biological aspects of Harmonia axyridis in comparison with Cycloneda sanguinea and Hippodamia convergens”, Pesquisa Agropecuaria Brasileira, 48(11), pp. 1419–1425. doi:10.1590/S1678-3921.pab2013.v48.18143.