Олимпиада по експериментална физика/Experimental Physics Olympiad
EPO4: 23 April 2016, Sofia, Bulgaria: photos
EPO5: 9 December 2017, Sofia, Bulgaria: photos
EPO6: 8 December 2018, Sofia, Bulgaria: photos
EPO8: 8 May 2021, Skopje, N. Macedonia: photos
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