Slavin, V. V. ., Kachur, I. S. ., Kurnosov, V. S., & Piryatinskaya, V. G. . (2025). Peculiarities of optical absorption spectra of NdFe₃BO₃(₄) crystal in magnetically ordered state and at the transition to spiral magnetic phase. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, 51(8), 1062–1070. вилучено із http://fnt.ilt.kharkiv.ua/index.php/fnt/article/view/9523