Web accessibility in the Mid-Atlantic United States: a study of 50 homepages. - Jonathan Lazar; Patricia Beere; Kisha-Dawn Greenidge; Yogesh Nagappa (Univers. Access Inf. Soc., 2003)

Optimal multiclass internet pricing with game theoretical approach. - Koteswara Rao Vemu; Donny T. Daniel; Yogesh Nagappa (ICOIN, 2009)