Explicit construction of families of LDPC codes with no 4-cycles.

Jon-Lark Kim Uri N. Peled I. Perepelitsa Vera Pless Shmuel Friedland Explicit construction of families of LDPC codes with no 4-cycles. 2378-2388 2004 50 IEEE Transactions on Information Theory 10 db/journals/tit/tit50.html#KimPPPF04