@article{EMJ_2021_12_3_a4,
     author = {R. Hosseinzadeh},
     title = {Maps preserving the coincidence points of operators},
     journal = {Eurasian mathematical journal},
     pages = {42--45},
     publisher = {mathdoc},
     volume = {12},
     number = {3},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EMJ_2021_12_3_a4/}
}