@article{FPM_2016_21_3_a6,
     author = {I. A. Zhigulich},
     title = {On {Haver's} theorem in the category of filtered metric spaces},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {121--129},
     publisher = {mathdoc},
     volume = {21},
     number = {3},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2016_21_3_a6/}
}