Ponciano, D., E. F. Klinger, J. V. Ponciano, T. R. Amorim, and D. N. Soares. “Playing and Its Importance in the Child Psychoanalytic Therapeutic Process”. International Neuropsychiatric Disease Journal, Vol. 14, no. 2, July 2020, pp. 12-16, doi:10.9734/indj/2020/v14i230124.