О 27-м Европейском симпозиуме по космическим лучам (ECRS 2020) в Нидерландах
27th European Cosmic Ray Symposium — ECRS 2020
July 13th — 17th, 2020
Nijmegen, The Netherlands
27th European Cosmic Ray Symposium — ECRS 2020
July 13th — 17th, 2020
Nijmegen, The Netherlands