000 00312nam a2200109Ia 4500
008 200806s9999 xx 000 0 und d
100 _aTERRINGTON, J. S.
245 0 _aDesign of Arch Ribs for Reinforced Concrete Roofs
260 _aLondon
_bConcrete Publications Limited
_c1957
300 _a28 p.
942 _cPRP
999 _c138216
_d138215