00697naa#a2200193#i#450# EN\\bibl\86521 20241121224640.4 2658-3569 20240701b2024####ek#y0engy0150####ca RU THE USE OF GEOGRAPHIC INFORMATION PROGRAMS TO CONSTRUCT A DIGITAL ELEVATION MODEL OF THE CATCHMENT AREA OF THE CHIR RIVER Journal article Moscow Electronic science 2024 9 с. Journal article local Методы дистанционного зондирования. 528.8.04 Zubkov Alexander Yuryevich Mulin Maxim Olegovich Shirokova Vera Aleksandrovna e-integral.ru