freesrchabstract.jsp?arnumber=4074639&isnumber=4074613&punumber=10669&k2dockey=4074639@ieeejrns&query=%28smith%2C+o.+j.+m.%29+%3Cin%3E+metadata&pos=3
freesrchabstract.jsp?arnumber=4074639&isnumber=4074613&punumber=10669&k2dockey=4074639@ieeejrns&query=%28smith%2C+o.+j.+m.%29+%3Cin%3E+metadata&pos=3