Application process is paper based. Your exchange must be accepted at your home university before you apply.
Deadlines for application is May 15th for autumn term or full academic year and October 15th for spring term. Application form can be found here. The application must include learning agreement, copy of passport, and certified copy of transcript.
Application and other documents can be sent either by regular mail or as PDF by e-mail. Result of application should be ready by mid June each year.