Presenters Fee International and National Presenters IDR 500.000,- UGM Students and Faculty IDR 250.000,- Payment Procedure An invoice will be emailed to you after your Abstract has been accepted or (if you are not presenting) after you have registered. Make the payment via ATM/Teller/eBanking. The exact amount stated on the invoice should be paid. We will verify your payment within 1–2 business days.