Ghosh, A. (1989). An Encyclopedia of Indian Archaeology (页面存档备份,存于互联网档案馆). New Delhi: Munshiram Manoharlal. p.337; Rao, L.S. (2005–06). The Harappan Spoked Wheels Rattled Down the Streets of Bhirrana, District Fatehabad, Haryana. “Puratattva” 36. pp.59–67.
Alexander Gasser. World's Oldest Wheel Found in Slovenia. Government Communication Office of the Republic of Slovenia. March 2003 [19 August 2010]. (原始内容存档于2012-07-14).
Alexander Gasser. World's Oldest Wheel Found in Slovenia. Government Communication Office of the Republic of Slovenia. March 2003 [19 August 2010]. (原始内容存档于2012-07-14).
Ghosh, A. (1989). An Encyclopedia of Indian Archaeology (页面存档备份,存于互联网档案馆). New Delhi: Munshiram Manoharlal. p.337; Rao, L.S. (2005–06). The Harappan Spoked Wheels Rattled Down the Streets of Bhirrana, District Fatehabad, Haryana. “Puratattva” 36. pp.59–67.