GC/MS ANALYSIS OF AQUEOUS ETHANOL SOLUTIONS OF DRUGS. PART 1. MENTHOL AND P-AMINOBENZOIC ACID DERIVATIVES Статья Ermakov A.I., Khomyakov Yu.Yu., Soshenko L.P., Plyushchikov V.G. Pharmaceutical Chemistry Journal. Том 43. 2009. С. 480-483
