Sukhawathanakul, P., A. . Crizzle, H. Tuokko, G. . Naglie, and M. J. . Rapoport. “Psychotherapeutic Interventions for Dementia: A Systematic Review”. Canadian Geriatrics Journal, vol. 24, no. 3, Sept. 2021, pp. 222-36, doi:10.5770/cgj.24.447.