Orders for journals published by the SIGMA-NOT can be made at any time. They can cover any period and be made for any number of issues. The subscriber will receive his subscribed issue the following month after payment. Orders for issues published before payment date will be accepted depending on the stock of edition. Orders will be processed after receiving transfer confirmation. Payment confirmation is considered as placement of order.

The distributing department issues invoices at customer's request.

Subscription for 2018:

1 issue price: 39,00 PLN
Annual subscription PLUS (in paper with access to the e-publication archive): 567.00 PLN. No delivery cost.
Annual subscription PLUS 10% off (continuous contract): 501.30 PLN. No delivery cost.
Annual subscription in paper: 468.00 PLN + delivery cost: 30.00 PLN

Subscribers outside Poland – prices are based on the National Bank of Poland exchange rate as of the day preceeding the invoice issue date. A shipping and handling surcharge applies.