Analisis produksi bersih pada instalasi pengolahan air limbah rumah sakit (Suatu studi pada instalasi pengolahan air limbah (IPAL) RS Kanker Dharmais) = Analysis of cleaner production in hospital wastewater treatment (A study at the wastewater treatment plant (WWTP) Dharmais Cancer Hospital).

Analisis kualitas udara mikrobiologis pada instalasi pengolahan air limbah rumah sakit: studi kasus: ipal Rumah Sakit dr. Suyoto = Analysis of microbiology air qualiy at hospital wastewater treatment plants: case study wastewater treatment plant at dr. Suyoto Hospital

Pengaruh limpasan air limbah terhadap emisi metana dan karbondioksida dari tanah mangrove : studi kasus pembuangan air limbah tambak bandeng dan air sungai banjir kanal timur pada bagian hilir ke ekosistem mangrove di Marunda = Effect of wastewater discharge on methane and carbondioxide emissions from mangrove soils : case study the discharge of milkfish ponds water and the downstream of banjir kanal timur towards mangrove soils in Marunda

Analisis Pemilihan Alternatif Instalasi Pengolahan Air Limbah Domestik Pada Kawasan Situ Manggabolong, Kecamatan Jagakarsa, Jakarta Selatan, menggunakan Metode Analytic Network Process (ANP) = Analysis of Alternative Selection of Domestic Wastewater Treatment Plant in Situ Manggabolong Area, Jagakarsa District, South Jakarta, using Analytic Network Process (ANP) methods

Estimasi emisi gas rumah kaca dari sistem pengelolaan air limbah terpusat dengan menggunakan model bridle (studi kasus sistem pengelolaan air limbah Fukushima, Jepang) = Estimation of green house gas emission from off-site wastewater management system by bridle model (case study Fukushima wastewater management system, Japan)