TY  - RPRT
TI  - Playing with open cards.
AU  - Klaus Bielefeldt
PY  - 2005
DO  - 10.1111/j.1572-0241.2005.00309_3.x
UR  - https://pubmed.ncbi.nlm.nih.gov/16393240/
ID  - 16393240
ER  -