You can buy the Proceedings of 2013, 2014 and 2015 here using our E-Shop.
The Books of each year are priced 100 EUR.
Use as ID Number the code: Books2013, or Books2014, or Books2015 and pay 100 EUR.
You can also make registration in our conferences or journals using the following PayPal Shop
Note that it is not necessary for you to have Paypal account. You can pay directly using only a debit or a credit card or a paypal account. This is the absolutely secure method of e-payments. Paypal will never give us your Credit Card number. You have also to indicate the ID Number of your Papers. This will help us to identify your papers.