Subhas, Madavu Salian; Racharlawar, Shailesh S.; Sridhar; Kennady, P. Kavin; Likhar, Pravin R.; Kantam, Mannepalli Lakshmi; Bhargava, Suresh K. Organic and Biomolecular Chemistry, 2010 , vol. 8, # 13 p. 3001 - 3006