V. I. Fatmawati and L. H. Sulistiyowati, “THE EFFECT OF NON-PHYSICAL WORK ENVIRONMENT AND WORK DISCIPLINE ON THE PERFORMANCE OF EMPLOYEES OF PERUMDA TIRTA JATI DRINKING WATER CIREBON REGENCY”, IIJSE, vol. 9, no. 2, pp. 10776-10784, May 2026.