@TECHREPORT {SVB99,
     AUTHOR = {Sleijpen, Gerard L. G. and {van der Vorst}, Henk A. 
              and  Bai, Zhaojun},
      TITLE = {{J}acobi-{D}avidson algorithms for various eigenproblems
              {\em -- A working document --}},
     NUMBER = {Preprint 1114},
INSTITUTION = {Dep. Math., University Utrecht},
       YEAR = {August, 1999},}