Sosiatri, R. and Varindhayani, V. (2021) “The Significant Motivation, Communication, and Work Discipline on Employee Performance: Evidence Alfa and Omega Company in South Jakarta”, Jurnal Mandiri : Ilmu Pengetahuan, Seni, dan Teknologi, 5(2), pp. 109 - 127. doi: 10.33753/mandiri.v5i2.173.