08. Ankrum D., Hansen E., Nemeth K. (1995). “The vertical horopter and the angle of view”. In A. Grieco, G. Molteni, B. Piccoli & E. Occhipinti (Eds), Work with Display Units 94(pp. 131-136). Amsterdam, North-Holland: Elsevier.

08. Ankrum D., Hansen E., Nemeth K. (1995). “The vertical horopter and the angle of view”. In A. Grieco, G. Molteni, B. Piccoli & E. Occhipinti (Eds), Work with Display Units 94(pp. 131-136). Amsterdam, North-Holland: Elsevier.