Wahyudi, Hari, 		Umamah, Nurul, 		Handayani, Sri, AND 		Puji, Rully Putri.
" The Development Of Digital Module Based in Mobile Learning on the History Learning Of Senior High Schools in Jember District  by 4D Development Model" <em>JURNAL HISTORICA</em> [Online], Volume 2 Number 1 (1 July 2018)