Russia · Perm National Research Polytechnic University
SHA1: fdd67623d0234ce6ba4a30b167f102aea2f4d31b
SHA256: 5b1068d84cdd299aae7456f6d15a52783237266aa0cba1094d204dad6f9ef72e
image/jpeg
209.09KB
2022-01-26 10:51:27 +0000 UTC