رستم ز. Investigation of Mutual Anisotropic Heisenberg Chains Which have Easy axe in Ferromagnetic with Spin S=1 by Existence of External Magnetic Field. TUJ-BA [Internet]. 2022Mar.31 [cited 2024May5];44(1):11-20. Available from: https://journal.tishreen.edu.sy/index.php/bassnc/article/view/12079