High rate turbo codes for BPSK/QPSK channels. - Ömer F. Açikel; William E. Ryan (ICC, 1998)

Punctured turbo-codes for BPSK/QPSK channels. - Ömer F. Açikel; William E. Ryan (IEEE Trans. Commun., 1999)

Punctured High Rate SCCCs BPSK/QPSK Channels. - Ömer F. Açikel; William E. Ryan (ICC (1), 2000)