Information Processing Letters, Volume 63

Volume 63, Number 1, 14 July 1997

Volume 63, Number 2, 28 July 1997

Volume 63, Number 3, 14 August 1997

Volume 63, Number 4, 28 August 1997

Volume 63, Number 5, 15 September 1997

Volume 63, Number 6, 29 September 1997