TY - UNPB A1 - Samsul Maarif, SMF ID - repository12001 UR - http://repository.uhamka.ac.id/id/eprint/12001/ AV - public TI - Peer Reviu_Obstacles in Constructing Geometrical Proofs of Mathematics-TeacherStudents Based on Boero?s Proving Model N1 - Unpublished PB - UHAMKA ER -