by Silvester, June P., Klingbiel, Paul H.
Published in Information processing & management (1993)

by Su, Shiao-Feng
Published in The Library quarterly (Chicago) (01.04.1994)

by Macmillan, Roderick H.
Published in Internet research (01.06.1996)

by Robertson, S.E., Beaulieu, M.
Published in Journal of documentation (01.01.1997)

by McKiernan, Gerry
Published in Internet reference services quarterly (21.01.1998)

by Silvester, June P., Genuardi, Michael T., Klingbiel, Paul H.
Published in Information processing & management (01.09.1994)

by DiMartino, Diane, Ferns, William J., Swacker, Sharon
Published in College & research libraries (01.01.1995)

by Qin, Jian
Published in Journal of the American Society for Information Science (2000)

by Wolfram, Dietmar
Published in Information processing & management (1992)

by Agosti, M., Gradenigo, G., Marchetti, P.G.
Published in Information processing & management (1992)

by Caplan, Priscilla
Published in The Public-access computer systems review (1997)

by Savoy, Jacques
Published in Information processing & management (1992)

by VICKERY, BRIAN, VICKERY, ALINA
Published in Journal of documentation (01.06.1993)

by Branch, Jennifer
Published in School libraries worldwide (01.01.2001)

by Paice, Chris D.
Published in Information processing & management (1991)

by Harrington, Thomas R
Published in Education libraries (Boston, MA) (1998)

by Arents, Hans C., Bogaerts, Walter F.L.
Published in Information processing & management (01.05.1993)

by Mazur, Zygmunt
Published in Information processing & management (1994)

by Nuttall, Harry D., McAbee, Sonja L.
Published in College & undergraduate libraries (19.04.1997)

by Thompson, Paul
Published in Information processing & management (1990)