00456nam a2200133Ia 4500082002100000100009400021245008400115260003400199300001500233440003800248500000500286653000600291700002500297  a515.72bSy989.ST  aSymposium on Spectral Theory and Differential Equations, Dundee Scotland, 1-9 July, 1974.  aSpectral theory and differential equations; proceedingsbcEd. by W. N. Everitt  aBerlinbSpringer-Verlagc1976  axii, 321p.  aLecture notes in Mathematicsv448  a  a   aEveritt, W. N. ; ed.