00845naa#a2200205#i#450# EN\\bibl\4511 20241023093042.3 20201219b2020####ek#y0engy0150####ca RU Investigation of ways to improve positioning accuracy using additional ground means Conference article/thesis Nizhny Novgorod ANO "Scientific and Research Center for Information in Physics and Technique" 2020 28 с. Прикладная математика и информатика. 01.04.02 local Conference article/thesis local Математика. 51 Математика. 221 bbk Общие вопросы математики. 27.01 grnti Viunova A. N. Zolotarev Oleg Vasil'evich srcipt.editorum.ru