Systems & Control Letters
Systems & Control Letters > 1998 > 33 > 4 > 241-251
Systems & Control Letters > 1998 > 35 > 2 > 97-110
Systems & Control Letters > 1998 > 35 > 4 > 257-267
Systems & Control Letters > 1998 > 33 > 4 > 241-251
Systems & Control Letters > 1998 > 35 > 2 > 97-110
Systems & Control Letters > 1998 > 35 > 4 > 257-267