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27, 15, 14, 20
V
K
T
M
Blocks
Author
Coauthor(s)/Notes
Date
Inverse
27
15
14
20
269
Giovanni Acerbi
Rebuilt from scratch, probably improvable, ex 290
11/02/2019
27,12,06,07
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27
15
14
20
290
BigMax
07/02/2019
27,12,06,07
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