000 003160000a22001210004500
245 _aTheory of waveguides : techniques for the solution of waveguide problems
100 _aLewin, L.
260 _aLondon
_bNewnes Butterworhts
_c1975
300 _a346 p.
080 _a621.372.8
_bL4
041 _aEN
942 _cBK
999 _c102998
_d102998