Хлопов, Б. В., Шпак, А. В., & Ковалюк, Я. Д. (2015). Studies of sensitivity of samples of nanocomposite materials based on opal matrices to magnetic fields. Eastern-European Journal of Enterprise Technologies, 1(5(73), 54–60. https://doi.org/10.15587/1729-4061.2015.37191