Gibson, J.
The design of shell roofs - 3d ed. - London Spon 1968 - 300 p., ill. - Spon's Civil Engineering series .
624.074.4 / G31
The design of shell roofs - 3d ed. - London Spon 1968 - 300 p., ill. - Spon's Civil Engineering series .
624.074.4 / G31