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). Jurnal Matemar (Manajemen dan Teknologi Maritim), [S. l.], v. 4, n. 1, 2024. DOI: 10.59225/fv28nt09. Disponível em: https://e-jurnal.amanjaya.ac.id/index.php/matemar/article/view/27.. Acesso em: 11 feb. 2026.