@article{g-saaop-95
, author =      "B. G{\"a}rtner"
, title =       "A subexponential algorithm for abstract optimization problems"
, journal =   	"SIAM J. Comput,"
, volume = 	24
, number = 	5
, year =        "1995 (preliminary version at FOCS'92)"
, pages =       "1018--1035"
}