Parikshit Sondhi, Purushottam Raj, V. Vinod Kumar, Ankush Mittal, & The Pennsylvania State University Cite Seer X Archives. (2007). Research Article Question Processing and Clustering in INDOC: A Biomedical Question Answering System. ftp://ftp.ncbi.nlm.nih.gov/pub/pmc/54/d1/EURASIP_J_Bioinform_Syst_Biol_2007_Dec_5_2007(1)_28576.tar.Gz.
ISO-690 (author-date, English)PARIKSHIT SONDHI, PURUSHOTTAM RAJ, V. VINOD KUMAR, ANKUSH MITTAL und THE PENNSYLVANIA STATE UNIVERSITY CITESEERX ARCHIVES, 2007. Research Article Question Processing and Clustering in INDOC: A Biomedical Question Answering System. ftp://ftp.ncbi.nlm.nih.gov/pub/pmc/54/d1/EURASIP_J_Bioinform_Syst_Biol_2007_Dec_5_2007(1)_28576.tar.gz. 1 Januar 2007.
Modern Language Association 9th editionParikshit Sondhi, Purushottam Raj, V. Vinod Kumar, Ankush Mittal, und The Pennsylvania State University Cite Seer X Archives. „Research Article Question Processing and Clustering in INDOC: A Biomedical Question Answering System“. ftp://ftp.ncbi.nlm.nih.gov/pub/pmc/54/d1/EURASIP_J_Bioinform_Syst_Biol_2007_Dec_5_2007(1)_28576.tar.Gz, Januar 2007.
Mohr Siebeck - Recht (Deutsch - Österreich)Parikshit Sondhi/Purushottam Raj/V. Vinod Kumar/Ankush Mittal/The Pennsylvania State University Cite Seer X Archives: Research Article Question Processing and Clustering in INDOC: A Biomedical Question Answering System, ftp://ftp.ncbi.nlm.nih.gov/pub/pmc/54/d1/EURASIP_J_Bioinform_Syst_Biol_2007_Dec_5_2007(1)_28576.tar.gz 2007,
Emerald - HarvardParikshit Sondhi, Purushottam Raj, V. Vinod Kumar, Ankush Mittal und The Pennsylvania State University Cite Seer X Archives. (2007), „Research Article Question Processing and Clustering in INDOC: A Biomedical Question Answering System“, ftp://ftp.ncbi.nlm.nih.gov/pub/pmc/54/d1/EURASIP_J_Bioinform_Syst_Biol_2007_Dec_5_2007(1)_28576.tar.Gz.