TY  - JOUR
AU  - H. Stachel 
TI  - Recalling Thread Constructions of Quadrics
JO  - Journal for geometry and graphics
PY  - 2020
SP  - 143
EP  - 157
VL  - 24
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/JGG_2020_24_2_JGG_2020_24_2_a0/
ID  - JGG_2020_24_2_JGG_2020_24_2_a0
ER  -