Cannot set custom bootstrap font awesome icons because ButtonIconsInput type does not allow unknown properties · Issue #5548 · fullcalendar/ fullcalendar · GitHub
Cannot set custom bootstrap font awesome icons because ButtonIconsInput type does not allow unknown properties · Issue #5548 · fullcalendar/ fullcalendar · GitHub
Icons on event elements · Issue #1009 · fullcalendar/fullcalendar · GitHub
ASP.NET MVC 5 - Full Calendar jQuery Plugin
css - FullCalendar 5 - How to add Font Awesome icons to an Event title - Stack Overflow