\bib{1981/schroeppel}
\yr 1981
\mr 83a:90116
\by Richard Schroeppel
\by Adi Shamir
\paper A $T=O(2^{n/2})$, $S=O(2^{n/4})$ algorithm for certain NP-complete problems
\jour SIAM Journal on Computing
\issn 0097--5397
\vol 10
\pages 456--464
\seeolder \cite{1979/schroeppel}
\endref