?url_ver=Z39.88-2004&rft_id=10.1109%2FNatPC.2011.6136282&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=N.&rft.au=Prabaningrum%2C+N.&rft.aulast=Prabaningrum&rft.isbn=9781457718847&rft.title=In-situ+transesterification+of+Jatropha+curcas+seeds+using+the+mixture+of+methanol+and+isopropanol&rft.date=2011&rft.genre=proceeding