Siudek M, Batsch T, Castro-Tirado AJ, Czyrkowski H, Cwiok M, Dabrowski R, et al. Pi of the Sky Telescopes in Spain and Chile. Acta Polytech [Internet]. 2011 Jan. 6 [cited 2025 May 13];51(6). Available from: https://ojst.is.cvut.cz/ojs/index.php/ap/article/view/1488