@misc{cryptoeprint:2011:125, author = {Masao KASAHARA}, title = {A Construction of A New Class of Knapsack-Type Public Key Cryptosystem, K(III)$\Sigma$PKC}, howpublished = {Cryptology ePrint Archive, Report 2011/125}, year = {2011}, url = {http://eprint.iacr.org/2011/125}, }