Indian Railways — money of ticket booked using my debit card not refunded in my account

I booked two tickets at dkntv railway station using my debit card but the same
Day due to change in plans i cancelled the tickets its been more than 70 days not received the refunds yet. I am mentioning the ticket numbers with tid and mid of my debit card electronic receipt. Please inform me any information on my email saqlain. [protected]@gmail.com.
Ticket no. A 64536461, pnr of cacelled ticket [protected], mid of debit card receipt when i booked ticket [protected], tid rj023990
Details of another ticket refunded are ticket no. A 64543959, pnr of cancelled ticket [protected]
Bnooked these ticket on 25/05/2017 and 10/05/2017 respectively and cancelled the same day. Please look forward to my request