Bolyai János Matematika Verseny Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: 2019-01-11 @ 14:15 – 15:15 2019-01-11T14:15:00+01:00 2019-01-11T15:15:00+01:00 verseny matematika verseny