@techreport{284, author = {Gyongyi, Z. and Berkhin, P. and Garcia-Molina, H. and Pedersen, J.}, institution = {Stanford Univ.}, interhash = {987e3d3fd3c529a2662a5387bc568793}, intrahash = {4dda644faa9132ef2f09ac8a13f11d75}, title = {Link spam detection based on mass estimation}, url = {http://infolab.stanford.edu/~zoltan/publications/gyongyi2006link.pdf}, year = 2005 }