S. Ilha, D. S. Backes, S. S. C. Santos, D. P. Gautério-Abreu, C. Zamberlan, and T. C. Blasi, “Group for family/caregivers of elderly with Alzheimer’s: experience of teachers based on the complexity”, Rev Rene, vol. 16, no. 4, pp. 603–612, Aug. 2015.