1. UNESA_Indonesia_4_1_Water_Conservation_Program_Implementation_2022
2. UNESA_Indonesia_4_2_Water_Recycling_Program_Implementation_2022
3. UNESA_Indonesia_4_3_The_Use of_Water_Efficient_Appliances_Water_tap_toilet_flush_etc_2022
4. UNESA_Indonesia_4_4_Consumption_Of_Treated_Water_2022
5. UNESA_Indonesia_4_5_Water pollution control in campus area_2022
6. University_Country_4_1_Water_Conservation_Program_Implementation
7. University_Country_4_2_Water_Recycling_Program_Implementation
8. University_Country_4_3_The_Use of_Water_Efficient_Appliances-Water_tap_toilet_flush_etc
9. University_Country_4_4_Consumption_Of_Treated_Wate
10. University_Country_4_5_Water pollution control in campus area