?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Dragan&rft.aulast=Stevanovi%C4%87&rft.au=+Stevanovi%C4%87+Dragan&rft.title=Constructing+graphs+with+given+eigenvalues+and+angles+%3A+%5Babstract%5D&rft.date=1998&rft.genre=proceeding