Analisis upaya minimalisasi limbah dalam pengelolaan limbah padat medis dan non medis rawat inap Rumah Sakit Tugu Ibu Depok tahun 2012 = Analysis of waste minimization efforts for medical and non-medical solid wastes in Tugu Ibu Depok Hospital, 2012

Pengelolaan sampah non medis sebagai bagian penerapan konsep green hospital: studi kasus Rumah Sakit Umum Daerah Tarakan, Jakarta = Non medical solid waste management as part of green hospital concept application: case study Tarakan Regional General Hospital, Jakarta

Studi timbulan dan komposisi sampah sebagai dasar alternatif sistem teknis operasional Margo City Depok = Study of solid waste generation and composition for basic evaluation and development of operational technical system in Margo City mall Depok

Pengaruh penanganan limbah cair terhadap tanaman Padi dan Agroekosistem Sawah: studi kasus di Pabrik Gula/Pabrik Spiritus Madukismo, Yogyakarta = The influences of waste water management towards rice plant and sawah agroecosystem: a case study at the sugar and spirit factories of Madukismo, Yogyakarta

Pemanfaatan Limbah Logam Padat: Campuran Terak Feronikel dan Amonium Polifosfat untuk Flame Retardant Pada Rigid Polyurethane Foam = Utilization of Solid Metal Waste: A Mixture of Ferronickel Slag and Ammonium Polyphosphate for Flame Retardant on Rigid Polyurethane Foam