参考文献

Venkateswarlu, Marri; Satish Kumar, Mukka; Ramgopal, Soma; Rajanna, Kamatala Chinna; Umesh Kumar, Utkoor; Uppalaiah, Kusampally; Saiprakash, Pondichery Kuppuswamy Helvetica Chimica Acta, 2011 , vol. 94, # 12 p. 2168 - 2187