000 00445nam a22001457a 4500
001 12919
090 _a12919
099 _tARC
_zALEX25212
_fCorrespondance
100 _a20241101d1930 m||y0frey50 ba
200 _aPaul Langevin.
_eCorrespondance
214 _aBruxelles
_d14/10/1930
300 _aEn-tĂȘte: Institut international de Physique Solvay
307 _aLettre
700 _aLefébure
_bCharles
_4070
701 _aLangevin
_4660