\input zb-basic \input zb-ioport \iteman{io-port 50182618} \itemau{Malekian, Ehsan; Zakerolhosseini, Ali} \itemti{Ntr$\textonesuperior $u-like public key cryptosystems beyond Dedekind domain up to alternative algebra} \itemso{IACR Cryptology ePrint Archive 2009, 446 (2009).} \itemcc{} \itemut{} \itemli{http://eprint.iacr.org/2009/446} \end