ccl4 https://gcm.upc.edu/en/members/luis-carlos/ccl4/view https://gcm.upc.edu/en/members/luis-carlos/ccl4/@@download/image/interlocked.GIF ccl4 interlocked.GIF image/gif Type image/gif Dimension Dimension 748x435 Size File size 16.4 KB Download View full-size image