economy | ۱۴:۱۶ - ۱۳۹۵/۱/۲۹ Heavy economic consequences of air pollution in metropolises; 6.5 trillion Tomans cost of air pollution for the capital
notes | ۲۱:۰۲ - ۱۴۰۴/۵/۳۰ Challenges of implementing the maritime economy, from opportunities to mechanisms