Null values in nested relational databases Mark A. RothHenry F. KorthAbraham Silberschatz OriginalPaper Pages: 615 - 642
Time lower bounds for parallel sorting on a mesh-connected processor array Yijie HanYoshihide Igarashi OriginalPaper Pages: 643 - 655
Metatheorems for decision problems on hyperedge replacement graph languages Annegret HabelHans -Jörg KreowskiWalter Vogler OriginalPaper Pages: 657 - 677
Single machine flow-time scheduling with a single breakdown Igal AdiriJohn BrunoA. H. G. Rinnooy Kan OriginalPaper Pages: 679 - 696