000 00502nam a2200157 a 4500
005 20220228110456.0
035 _aF8901000701004
084 _aCCA LT 145 1971
100 _aHeilig, R.
245 _acontribution to the theory of box-girders of arbitrary cros-s-sectional shape / R. Heilig.
260 _aLondon : Cement and Concrete Association
300 _a25 p.
440 _aLibrary translation ; no. 145 / Cement and Concrete Associa-tion
500 _aTraducido del Aleman.
690 _aVigas.
999 _c53160
_d53160