FILIPČIČ, Andrej, PAUL, Thomas, STANIČ, Samo, VEBERIČ, Darko, ZAVRTANIK, Danilo, ZAVRTANIK, Marko in EBR, Jan, 2012, Measurement of the proton-air cross-section at sqrt(S)=57 TeV with the Pierre Auger Observatory. V : [na spletu]. Objavljeni znanstveni prispevek na konferenci. 2012. p. 341–347. [Dostopano 7 april 2025]. Pridobljeno s: http://arxiv.org/pdf/1212.4053.pdf