% Put one instance of the nips string at the top of your BibTeX file.
% Use the url package from CTAN for nice URL formatting, or remove \url{ }
@String{nips = "Advances in Neural Information Processing Systems"}

@InProceedings{SzummerJaakkola01,
 author = {Martin Szummer and Tommi Jaakkola},
 title = {Partially labeled classification with Markov random walks},
 booktitle = nips,
 editor    = {T. Dietterich et al.},
 publisher = {{MIT} Press},
 volume = 14,
 year = 2001,
 note = {\url{http://www.ai.mit.edu/people/szummer/}}
}