Russia · Perm National Research Polytechnic University
SHA1: b7c3bb300ac5470a262e91f56fec2e5eb2023d61
SHA256: 73106c196cc5358dbf394ca2c76cdcfd11d2d312bb91021c08d4ce3979ad2e77
image/jpeg
220.02KB
2016-09-30 04:41:08 +0000 UTC