Russia · Perm National Research Polytechnic University
SHA1: 410dec6f2bed42fb5b07a588562a111aa4d729c4
SHA256: d32bccf045be8920d83c328f60ab06f8af68783a7952bcaa99926b2f6eed1975
image/jpeg
13.37KB
2016-10-24 06:16:24 +0000 UTC