TY  - JOUR
AU  - Vadim Schechtman
AU  - Alexander Varchenko
TI  - Positive Populations
JO  - Journal of Singularities
PY  - 2020
SP  - 342
EP  - 370
VL  - 20
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.5427/jsing.2020.20p/
DO  - 10.5427/jsing.2020.20p
ID  - 10_5427_jsing_2020_20p
ER  -