Analisis rencana penerapan proyek penurunan emisi dan carbon emission credits pada industri baja dengan pendekatan sistem dinamis studi kasus : PT Krakatau Steel (Persero) Tbk = Analysis of implementation plan for emission reduction project and carbon emission credits in steel industry with system dynamics approach : case study PT. Krakatau Steel (Persero) Tbk / Oktioza Pratama - Oktioza Pratama, author (2013)