Bakhri, A. M. S., and A. Rizal. “The Effect of Leadership, Motivation, and Work Environment on Employee Performance at PT. BJA Sidoarjo: Pengaruh Kepemimpinan, Motivasi, Dan Lingkungan Kerja Terhadap Kinerja Karyawan Pada PT. BJA Sidoarjo”. Academia Open, vol. 5, Dec. 2021, p. 10.21070/acopen.5.2021.1758, doi:10.21070/acopen.5.2021.1758.