Ph.D. Štefan Gyürki's minicourse "A not so short introduction into Algebraic Graph Theory"
contains 6 lectures. The first lecture took place on March 23 and its recording is available for watching. The schedule, lecture materials and other useful information can be found on the lectorium's website
You can join the online meeting at 18:00 Novosibirsk time (UTC+7) via the following link https://zoom.us/j/2884353200