أرسل هذا في رسالة قصيرة: Towards sustainability‐oriented decision making : model development and its validation via a comparative case study on building construction methods

 _    _    _    _     _____      ___      _____   
| \  / || | || | ||  |__  //    / _ \\   /  ___|| 
|  \/  || | || | ||    / //    | / \ || | // __   
| .  . || | \\_/ ||   / //__   | \_/ || | \\_\ || 
|_|\/|_||  \____//   /_____||   \___//   \____//  
`-`  `-`    `---`    `-----`    `---`     `---`