Anvary Rostami, Ali Asghar, Saberi, Maryam, Hamidian, Mohsen, Esfandiyar Pour, Mahdihe. Evaluating and Ranking the Firms in Chemical Industry Listed in Tehran Stock Exchange with TOPSIS. Advances in Mathematical Finance and Applications. 2017;2(2):73-79. 10.22034/amfa.2017.531319