\input zb-basic
\input zb-ioport
\iteman{io-port 50304315}
\itemau{Webb, J. R. L.}
\itemti{Remarks on nonlocal boundary value problems at resonance}
\itemso{Applied Mathematics and Computation 216, No. 2, 497-500 (2010).}
\itemcc{}
\itemut{}
\itemli{doi:10.1016/j.amc.2010.01.056}
\end