Cosmic-Ray Extremely Distributed Observatory. - Piotr Homola; Dmitriy Beznosko; Gopal Bhatta; Lukasz Bibrzycki; Michalina Borczynska; Lukasz Bratek; Nikolay Budnev; Dariusz Burakowski; David E. Alvarez-Castillo; Kévin Almeida Cheminant; Aleksander Cwikla; Punsiri Dam-O; et al. (Symmetry, 2020)

CREDO-Maze Cosmic Ray Mini-Array for Educational Purposes. - Tadeusz Wibig; Michal Karbowiak (Symmetry, 2022)