Russia · Perm National Research Polytechnic University
SHA1: 99908829f11e82ed4e94c8ef2250c87f2be75780
SHA256: b85bdf3023c33d1f485578a3c5a36546b72834bf29019ff3b43a6514a0c1b612
image/jpeg
18.62KB
2016-10-19 05:59:18 +0000 UTC