I. Plotka, D. Igonin, J. Shaplavska, D. Kruzite, and N. Blumenau, “LONG-DISTANCE TRUCK DRIVERS COPING STRATEGIES AND HARDINESS: SELF-ASSESSMENT PROCEDURE AND IMPLICIT ASSOCIATION TEST”, SIE, vol. 1, pp. 617–638, May 2017, doi: 10.17770/sie2017vol1.2337.