Journal of Petrochemical Universities
Preparation of [HSO 3pmim] +[HSO 4- and Catalyzing  Waste Cooking Oil to Produce Biodiesel
LI Jin, ZHOU Houbo, CAO Yang
Journal of Petrochemical Universities . 2013, (1): 25 -28 .  DOI: 10.3969/j.issn.1006396X.2013.01.006