The following publications are possibly variants of this publication:
- Natural Language Information Retrieval: TREC-4 ReportTomek Strzalkowski, Jose Perez Carballo. trec 1995: [doi]
- Natural Language Information Retrieval: TREC-3 ReportTomek Strzalkowski, Jose Perez Carballo, Mihnea Marinescu. trec 1994: 39-54
- Natural language information retrieval: progress reportJose Perez Carballo, Tomek Strzalkowski. ipm, 36(1):155-178, 2000.
- Natural Language Information Retrieval TREC-6 ReportTomek Strzalkowski, Fang Lin, Jose Perez Carballo. trec 1997: 347-366 [doi]
- Natural Language Information Retrieval: TREC-5 ReportTomek Strzalkowski, Louise Guthrie, Jussi Karlgren, Jim Leistensnider, Fang Lin, Jose Perez Carballo, Troy Straszheim, Jing Wang, Jon Wilding. trec 1996: [doi]
- Natural Language Information Retrieval: TREC-7 ReportTomek Strzalkowski, Gees C. Stein, G. Bowden Wise, Jose Perez Carballo, Pasi Tapanainen, Timo Järvinen, Atro Voutilainen, Jussi Karlgren. trec 1998: 164-173
- Natural Language Information RetrievalTomek Strzalkowski. ipm, 31(3):397-417, 1995.
- Building Effective Queries In Natural Language Information RetrievalTomek Strzalkowski, Fang Lin, Jose Perez Carballo, Jin Wang. anlp 1997: 299-306 [doi]