\input zb-basic \input zb-ioport \iteman{io-port 70051896} \itemau{Tan, Tian Huat; Liu, Yang; Sun, Jun; Dong, Jin Song} \itemti{Verification of orchestration systems using compositional partial order reduction} \itemso{ICFEM, 98-114 (2011).} \itemcc{} \itemut{} \itemli{doi:10.1007/978-3-642-24559-6\_9} \end