Mark Hapner Online DBLP entries are available for Mark Hapner and the following references. (The DiSC DBLP references below have been taken from the Novemember 1998 DBLP.) Gray Clossman, Phil Shaw, Mark Hapner, Johannes Klein, Richard Pledereder, Brian Becker: Java and Relational Databases: SQLJ (Tutorial). SIGMOD Conference 1998: 500 DBLP: Copyright ©1999 by Michael Ley (ley@uni-trier.de).