Interlaboratory study of ethanol usage as an internal standard in direct determination of volatile compounds in alcoholic products
S. Charapitsa, S. Sytova, A. Korban, L. Sobolenko, V. Egorov, S. Leschev, M. Zakharov, R. Čabala, R. Busarova, I. Shestakovich, A. Tolstouhova, S. Ondroušek, J. Vávra, M. Yilmaztekin and T. Cabaroglu