{HEAD ~ Method} of authenticating {TAIL ~ an object} by electron paramagnetic resonance, apparatus for implementing the method, and an object useable with the method 
of authenticating
{ HEAD ~ Method } of authenticating { TAIL ~ an object } by electron paramagnetic resonance , apparatus for implementing the method , and an object useable with the method
HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH