CRİSTALLİK AND MOLEKULYAR STRUKTURE OF 2,2,6,6-TETRAMETİL-4-HİDROKSİ PİPERİDİN HİDROXLORİDE Journal title: Azerbaijan Chemical Journal Authors: A.A. Medjidov, P.A. Fatullayeva, Onur Shahin, B. Yalcin Subject(s):