In its January 11 Russian offensive campaign assessment, the US-based Institute for the Study of War (ISW) says that the Russian defense industrial base’s "inability to address munitions shortages will likely hinder the ability of Russian forces to sustain offensive operations in eastern Ukraine in 2023."
Russia to struggle to keep pace of operations as it burns through its artillery ammo stocks – ISW
Ukraine finally launches domestic ammunition production. How will this impact the war?