Sitorus CM, Herawati E. Fixed Point of Contractive Mappings in Cone Metric Space: Titik Tetap dari Fungsi Kontraktif pada Ruang Metrik Cone. J. of Maths Tech and Edu [Internet]. 2022Jun.3 [cited 2024Dec.22];1(3):257-68. Available from: https://talenta.usu.ac.id/jomte/article/view/9766