الإتاحة: https://doi.org/10.1088/1748-0221/19/05/P05062Testhttp://cds.cern.ch/record/2847599Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=od________65::4cd6ae59fbdff84bb9cde4b239897a47Testhttp://cds.cern.ch/record/1291192Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=od________65::8afeb8e8aa827b9ed65eb887c5be0007Testhttp://cds.cern.ch/record/1127568Test