M. A. Sadir, M. M. Bignotto, and M. E. N. Lipp, “ Stress and quality of life: the influence of some personal variables ”, Paidéia (Ribeirão Preto), vol. 20, no. 45, pp. 73–81, Apr. 2010, doi: 10.1590/S0103-863X2010000100010.