List of Articles Residential sector Open Access Article Abstract Page Full-Text 1 - Performance of Building Energy Efficiency by Orientation with Regression: a Case of Semi Desert in Iran Zahra Barzegar Shahin Heidari Morteza Asade Khalaji Open Access Article Abstract Page Full-Text 2 - Evaluating Built Area and Occupant Number Impact on Winter Gas Consumption A Case in Shiraz Urban Residence Sector Zahra Barzegar Nooshin Karimi Mohammad Ali Nemati