For citations:

Cherniaeva E.A., Kniazeva A.A., Kochetkova I.S., Mashin N.I. DETERMINATION OF THE MASS ABSORPTION COEFFICIENT IN TWO-LAYER Co/Cr THIN-FILM SYSTEMS BY THE X-RAY FLUORESCENCE METНOD. Zhurnal Prikladnoii Spektroskopii. 2022;89(5):668-673. (In Russ.) https://doi.org/10.47612/0514-7506-2022-89-5-668-673