Baskakov, Anatoly, Viktor Strukov, and Irina Strukova. 2020. “Almost Periodic at Infinity Functions from Homogeneous Spaces As Solutions to Differential Equations With Unbounded Operator Coefficients”. Eurasian Mathematical Journal 11 (4):08-24. https://doi.org/10.32523/2077-9879-2020-11-4-08-24.