Russia · Perm National Research Polytechnic University
SHA1: e8cfb56e4de363a60b9a17c2ad820d7e532ccc01
SHA256: 4f10454459292ccb5f9c41cb2eab2f1a375fd6ee7c2d0963a2aeb89d7da05648
image/jpeg
206.49KB
2022-01-26 10:51:38 +0000 UTC