(1)
Semenchuk, N. V. Construction of Estimates of Spectral Densities With a Given Accuracy over Intersecting Intervals of Observations. Журнал Белорусского государственного университета. Математика. Информатика 2019, No. 2, 34-39. https://doi.org/10.33581/2520-6508-2019-2-34-39.