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Mario Gionfriddo, Lorenzo Milazzo       Largely blocked C4-designs       Applied Mathematical Sciences, Vol. 7, 2013, no. 136, 6779-6785
      http://dx.doi.org/10.12988/ams.2013.39537
Copyright © 2013 Mario Gionfriddo and Lorenzo Milazzo. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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