Russia · Perm National Research Polytechnic University
SHA1: e12a25b65bdc484c993d6f6f9efa24b5f80eff84
SHA256: 438657a6be3ffb456bad98fa009a85e55ad6a4dd60808b2ddc3fbb0150eb3c00
image/jpeg
5.88KB
2016-10-24 06:16:24 +0000 UTC