Bank Of India — Refund from Amazon not received.

My name is Srijan Saxena, I ordered some articles in Amazon on 18 april and the price of articles is 977 pay via Bank of India debit card but after the i didn't find the product statisfying and return the product and Amazon refund my money and gave reference number but refund not come in my bank account . bank customer care also not help me, Refund Reference number is[protected].