MOLECULAR AND CRYSTAL STRUCTURE OF 3,4-DIHYDROXY-2-OXO-1-METHYL-4-PHENYLPIPERIDINE Статья Kuleshova L.N., Khrustalev V.N., Struchkov Yu.T., Soldatenkov A.T., Bekro I.A., Mamyrbekova Zh.A., Soldatova S.A. Crystallography Reports. Том 41. 1996. С. 636-640
MOLECULAR AND CRYSTAL STRUCTURE OF3,4-DIACETYL-2-OXO-1-METHYL-4-PHENYLPIPERIDINE Статья Kuleshova L.N., Khrustalev V.N., Struchkov Yu.T., Soldatenkov A.T., Bekro I.A., Mamyrbekova Zh.A., Soldatova S.A. Crystallography Reports. Том 41. 1996. С. 717-719