Med Ref Serv Q, Vol. 23, No. 2. (2004), pp. 81-88.
The Journal of Academic Librarianship, Vol. 30, No. 1. (January 2004), pp. 3-16.
Reference Services Review, Vol. 29, No. 4. (1 December 2001), pp. 306-314.
The Journal of Academic Librarianship, Vol. 29, No. 6. (November 2003), pp. 386-398.
Bull Med Libr Assoc, Vol. 84, No. 2. (April 1996), pp. 182-190.
(1992), pp. 386-393.
J. ACM, Vol. 10, No. 4. (October 1963), pp. 440-457.
(1981), pp. 90-99.
(1981), pp. 66-71.
Scientometrics, Vol. V55, No. 3. (3 November 2002), pp. 349-361.
Web Semantics: Science, Services and Agents on the World Wide Web, Vol. 2, No. 1. (01 December 2004), pp. 99-103.
(1992), pp. 233-244.
(1988), pp. 465-480.
Commun. ACM, Vol. 40, No. 3. (March 1997), pp. 63-65.
Med Ref Serv Q, Vol. 13, No. 3. (1994), pp. 93-97.
The Journal of Academic Librarianship, Vol. 19, No. 3. (July 1993), pp. 144-148.
Reference Services Review, Vol. 32, No. 4. (1 April 2004), pp. 413-442.
Library & Information Science Research, Vol. 18, No. 2. ( 1996), pp. 165-183.
Reference Services Review, Vol. 32, No. 4. (1 April 2004), pp. 334-335.
Rays, Vol. 16, No. 4. (c 1991), pp. 513-517.
Library & Information Science Research, Vol. 25, No. 1. ( 2003), pp. 117-119.
Government Publications Review, Vol. 18, No. 5. ( 1991), pp. 489-515.
Int J Med Inform, Vol. 73, No. 6. (30 June 2004), pp. 503-513.
Research Strategies, Vol. 16, No. 2. (1998), pp. 127-133.
Reference Services Review, Vol. 33, No. 1. (January 2005), pp. 112-122.
Cah Sociol Demogr Med, Vol. 30, No. 3. (p 1990), pp. 295-312.
Research Strategies, Vol. 16, No. 1. (1998), pp. 53-69.
English for Specific Purposes, Vol. 12, No. 3. (1993), pp. 219-238.
Research Strategies, Vol. 16, No. 3. (1998), pp. 235-236.
Nurse Education Today, Vol. 14, No. 4. (August 1994), pp. 322-325.
Research Strategies, Vol. 16, No. 4. (March 1998), pp. 259-269.
The Journal of Academic Librarianship, Vol. 21, No. 4. (July 1995), pp. 297-300.
Bull Med Libr Assoc, Vol. 71, No. 3. (July 1983), pp. 317-323.
Research Strategies, Vol. 18, No. 1. (2001), pp. 75-83.
Radiol Clin North Am, Vol. 24, No. 1. (March 1986), pp. 97-103.
J Vet Med Educ, Vol. 30, No. 4. (2003), pp. 344-350.
The Journal of Academic Librarianship, Vol. 20, No. Index to Volume 20, Issues 5-6. (November 1994), pp. 310-313.
Lancet, Vol. 338, No. 8780. (7 December 1991), pp. 1431-1436.
Computers and Biomedical Research, Vol. 21, No. 5. (October 1988), pp. 488-501.
Med Ref Serv Q, Vol. 13, No. 1. (1994), pp. 1-18.
Library and Information Science Research, Vol. 25, No. 4. (2003), pp. 479-487.
Library Review, Vol. 52, No. 8. (1 August 2003), pp. 369-372.
Bull Med Libr Assoc, Vol. 73, No. 3. (July 1985), pp. 242-248.
(1999)
The Journal of Academic Librarianship, Vol. 22, No. 4. (July 1996), pp. 313-313.
J Biomed Inform, Vol. 37, No. 6. (December 2004), pp. 512-526.
Medinfo, Vol. 2004 (2004), pp. 936-940.
Science, Vol. 280, No. 5360. (1998), pp. 98-100.
Med Ref Serv Q, Vol. 20, No. 2. (2001), pp. 9-21.