00480nam a2200145Ia 4500003000900000008004100009020001800050040001600068080001800084100001800102245010700120260004800227300001400275650004500289IN-BaIIA211028s9999    xx            000 0 eng d  a0-521-43358-4  cIIA Library  a524.3-52bBIN  aDuquennoy, A. 0aBinaries as tracers of stellar formationcA. Duquennoy                                                  aCambridgebCambridge University Pressc1992  aix, 292p.  aStar formation, binaries, binary systems