IEEE Transactions on Computers
IEEE Transactions on Computers > 1972 > C-21 > 2 > 179 - 186
IEEE Transactions on Computers > 1972 > C-21 > 4 > 366 - 370
IEEE Transactions on Computers > 1972 > C-21 > 6 > 573 - 582
IEEE Transactions on Computers > 1972 > C-21 > 8 > 880 - 886
IEEE Transactions on Computers > 1972 > C-21 > 8 > 837 - 847