@article{VKAM_2020_33_4_a19, author = {G. A. Yakovlev and M. Ch. Zulu}, title = {Distortion of the radiation background of the urban environment due to the aggressive influence of the technosphere. stage 2: parks and recreation areas}, journal = {Vestnik KRAUNC. Fiziko-matemati\v{c}eskie nauki}, pages = {231--238}, publisher = {mathdoc}, volume = {33}, number = {4}, year = {2020}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/VKAM_2020_33_4_a19/} }