000000645 001__ 645
000000645 005__ 20160222141719.0
000000645 037__ $$aSIDCimport-741
000000645 100__ $$aDammasch, I.E.
000000645 245__ $$aCorrelation between sunspot numbers and EUV irradiance as observed by LYRA on PROBA2
000000645 260__ $$c2013
000000645 269__ $$c2013-07-xx
000000645 594__ $$aSTCE
000000645 700__ $$aLefèvre, L.
000000645 773__ $$tROB/SIDC, Brussels, Belgium
000000645 980__ $$aSEMIN