TY - JOUR AU - Hassanabadi, Hamid Reza AU - Sarmad, Zohreh AU - Ghazi Tabatabaei, Mahmoud TI - Managing spilt-attention and redundancy in multimedia learning environments:evidence for dual processing systems in working memory JO - Journal of Developmental Psychology Iranian Psychologists VL - 5 IS - 17 SP - 27 EP - 41 PY - 2008 DO - ER -