\input zb-basic \input zb-ioport \iteman{io-port 70771044} \itemau{Cok, David R.} \itemti{Jsmtlib: tutorial, validation and adapter tools for SMT-libv2} \itemso{NASA Formal Methods, 480-486 (2011).} \itemcc{} \itemut{} \itemli{doi:10.1007/978-3-642-20398-5\_36} \end