For citations:

Eltsova N.O., Budko E.V. Methods of the matrix analysis and graphic ranking of the array of the experimental IR spectroscopy data in studying the inter-component processes in the mixture of pheniramine maleate and naproxen. Industrial laboratory. Diagnostics of materials. 2019;85(9):22-28. (In Russ.) https://doi.org/10.26896/1028-6861-2019-85-9-22-28