You may reegister at the link below :
https://www.eventbrite.com/e/18th-international-symposium-on-long-range-sound-propagation-tickets-95977987745
- Click on "Register" to the right, then
- Register as "Presenter" or "Attendee"
- Select 1 for "Presenter" if you are presenting the submitted abstract, or
- Select 1 for "Attendee" if you are not presenting or have not submitted an abstract, but will be in attendance
- Click on "Register" at the bottom of the page, then
- Fill out the requested information
- You should see a confirmation page on your screen once your registration is processed.