00774nam0 2200265 450 00002054520081216100648.0052122279620081212d1979----km-y0itay50------baengGBa-------001yySpherical modelsMagnus J. WenningerCambridgeCambridge University Press1979XII, 147 p.ill.26 cm2001Spherical models47532SfereModelli516.3319Geometria analitica solidaWenninger,Magnus J.535197ITUNIPARTHENOPE20081212RICAUNIMARC000020545G 516.33/1G 243DSA2008Spherical models47532UNIPARTHENOPE