\input zb-basic \input zb-ioport \iteman{io-port 50107217} \itemau{Almog, Yaniv} \itemti{On the bifurcation and stability of periodic solutions of the Ginzburg--Landau equations in the plane} \itemso{SIAM Journal of Applied Mathematics 61, No. 1, 149-171 (2000).} \itemcc{} \itemut{} \itemli{doi:10.1137/S0036139999353693} \end