TY  - JOUR
AU  - Giorgi Khimshiashvili
AU  - Dirk Siersma
TI  - Cross-ratios of quadrilateral linkages
JO  - Journal of Singularities
PY  - 2015
SP  - 159
EP  - 168
VL  - 13
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.5427/jsing.2015.13h/
DO  - 10.5427/jsing.2015.13h
ID  - 10_5427_jsing_2015_13h
ER  -