Analisis kebijakan parliamentary threshold (PT) 3,5 % pada UU Pemilu no. 8 tahun 2012 dalam sistem multi-partai dan sistem presidensial di Indonesia = Parliamentary policy analysis threshold (PT) 3,5% on Election Law no. 8 of 2012 in the multi-party system and presidential system in Indonesia / Marpaung, Christian Marides - Marpaung, Christian Marides, author (2013)