01105nam a2200313 i 450099100115855970753620020507112040.0970308s1968 ne ||| | eng b10181878-39ule_instLE00643120ExLDip.to Fisicaita52.9.5653(082.2)523.1'12QB855.5International association of universities462330Planetary nebulae :IAU Symposium held in Tatranska Lomnica, Czechoslovackia /edited by C. Odell and D. OsterbrockDordrecht :D. Reidel Publ. Co.,1968xv, 475 p. :ill. ;24 cm.IAU Symposium ;34Planetary nebulaeOdell, C.Osterbrock, D..b1018187817-02-1727-06-02991001158559707536LE006 52.9.52+52.9.56 OST12006000028424le006-E0.00-l- 00000.i1022296027-06-02Planetary nebulae190790UNISALENTOle00601-01-97ma -engne 01