J. de Souza and L. P. Kantorski, “The social network of individuals under treatment at a psychosocial care center for alcohol and drugs (CAPS ad): the ecomap as a resource”, Rev. Esc. Enferm. USP, vol. 43, no. 2, pp. 373–383, Jun. 2009, doi: 10.1590/S0080-62342009000200017.