Russia · Perm National Research Polytechnic University
SHA1: ca47538036e76267d4835f7345ba52a702d15545
SHA256: 3075f551dcacf2ee2ba1e104f1e63cc016e412ef5f4b2aa0f4d8ecb83a157392
image/jpeg
204.32KB
2017-11-17 06:36:34 +0000 UTC