Welcome to HPMug2oMmNrOfxWQHLiEksa6s0hFu9Ox348d7QefarYlaFR5ArkhOwm3Da1pmxmxCtenj1+6luWD#r#n+EPn9L6Ce+9onqnMlT+i! Today is
ResearchonAuthorizationActivitiesinGovernmentProcurement
ZHAOFabin1a, ZHOUHui1b, WUYujing2, CHENYonghong1c
HPMug2oMmNrOfxWQHLiEksa6s0hFu9Ox348d7QefarYlaFR5ArkhOwm3Da1pmxmxCtenj1+6luWD#r#n+EPn9L6Ce+9onqnMlT+i . 2017, (4): 56 .  DOI: 10.3969/j.issn.1009-0479.2017.04.010