\input zb-basic
\input zb-ioport
\iteman{io-port 05995257}
\itemau{Grenet, Bruno; Kaltofen, Erich L.; Koiran, Pascal; Portier, Natacha}
\itemti{Symmetric determinantal representation of formulas and weakly skew circuits.}
\itemso{Gurvits, Leonid (ed.) et al., Randomization, relaxation, and complexity in polynomial equation solving. Banff International Research Station workshop on randomization, relaxation, and complexity, Banff, Ontario, Canada, February 28--March 5, 2010. Providence, RI: American Mathematical Society (AMS) (ISBN 978-0-8218-5228-6/pbk). Contemporary Mathematics 556, 61-96 (2011).}
\itemcc{}
\itemut{}
\itemli{}
\end