Nur Arifyanto A, Indiyati D. The Influence of Workload and Physical Work Environment on employee’s work productivity with Employee Engagement as an Intervening Variable (Case Study at PT PLN (Persero) UPT Cirebon). IJSTM [Internet]. 2025 Jul. 26 [cited 2026 Mar. 25];6(4):590-607. Available from: https://ijstm.inarah.co.id/index.php/ijstm/article/view/1344