Stolarzewicz, Andrzej Structure of poly(propylene oxide) obtained with potassium glycidoxide in the presence of crown ether. [electronic resource] - Rapid communications in mass spectrometry : RCM 2004 - 716-20 p. digital Publication Type: Letter ISSN: 0951-4198 Standard No.: 10.1002/rcm.1380 doi Subjects--Topical Terms: Crown Ethers--chemistryEpoxy Compounds--chemistryMolecular StructurePolypropylenesSpectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization--methods