T. Langenbach, M. V. de S. Inácio, A. M. de Aquino, and B. Brunninger, “Effects of earthworm Pontoscolex corethrurus on distribution of acaricida dicofol in a Podzolic soil”, PAB, vol. 37, no. 11, pp. 1663–1668, Nov. 2002, doi: 10.1590/S1678-3921.pab2002.v37.6515.