I. M. Kulikova, O. A. Nabelkin, V. A. Ivanov, I. A. Filenko, “Phenomenon of low-dimensional magnetism in C$K\alpha$, N$K\alpha$, and O$K\alpha$ spectra of carbonates and nitrates obtained by the electron probe microanalysis (EPMA)”, Fizika Tverdogo Tela, 63:10 (2021), 1505–1513; Phys. Solid State, 63:11 (2021), 1695–1703
