Pendekatan makroergonomi untuk perbaikan sistem pengelolaan sampah di DKI Jakarta = Macroergonomic approach for improvement of municipal waste management system in DKI Jakarta

Efektifitas pengolahan limbah cair pabrik tahu SMD Cipayung Jakarta Timur dan aspek terhadap kesehatan masyarakat tahun 2012 = Effectiveness of liquid waste treatment plant of the tofu industry SMD Cipayung Jakarta Timur and aspects of public health in 2012

Simulasi proses pengendalian pH limbah cair laboratorium Departemen Teknik Kimia UI menggunakan kontroler PID Linear pada Mini Plant WA921 = pH control simulation of liquid waste from Chemical Engineering Department UI’s laboratory using PID Linear in Mini Plant WA921

Pengaturan pengelolaan sampah terkait perlindungan dan pengelolaan lingkungan hidup (perbandingan di Kota Depok dan Kota Jakarta) = Regulation of waste management regarding environmental protection and management (comparation in Depok City and Jakarta City) / Alexis Nicolaas

Strategi pengelolaan sampah kota melalui penerapan alternatif kebijakan lingkungan (Suatu kajian sistem pengelolaan sampah di kota Serang melalui simulasi model System Dynamics) = Municipal solid waste management strategy through implementation of alternative environmental policies (A study of municipal solid waste management system in the city of Serang by a simulation of system dynamics model)