Penerapan Kaizen Untuk Mempertahankan Pelanggan Pada Masa Pandemi Covid-19 di Perusahaan Jasa Freight Forwarding (Studi Kasus Pada PT. Matrix Logistic Indonesia): Application of Kaizen to Retain Customers During the Covid-19 Pandemic in a Freight Forwarding Service Company (Case Study at PT. Matrix Logistic Indonesia). matemar [Internet]. 2024 Aug. 8 [cited 2026 Feb. 11];4(1). Available from: https://e-jurnal.amanjaya.ac.id/index.php/matemar/article/view/27