“THE USE OF MASS SPECTROMETRICAL INVESTIGATIONS FOR DETERMINATION OF THE SURFACE STATE OF HETEROGENEOUS CATALYSTS: UDC 541.1+541.128.13”. Bulletin of the Taras Shevchenko National University of Kyiv. Chemistry, vol. 47, no. 2, July 2009, pp. 48-52, https://chemistry.bulletin.knu.ua/article/view/8429.