Second life for illiterates: a 3D virtual world platform for adult basic education. - Tassawar Iqbal; Klaus Hammermüller; A Min Tjoa (iiWAS, 2010)

Adaptivity in 3D Virtual Environments for Multi-users and Its Application in Adult Basic Education. - Tassawar Iqbal; Klaus Hammermüller; A Min Tjoa (CSEDU (1), 2011)

Realization of 3D Virtual World Platform for the Basic Education of Adult Illiterates. - Tassawar Iqbal; Klaus Hammermüller; A Min Tjoa (J. Mobile Multimedia, 2011)