TY  - RPRT
TI  - Is symmetry informative?
AU  - J E Gray
AU  - A Vogt
PY  - 1997
DO  - 10.1016/s0303-2647(97)01693-6
UR  - https://pubmed.ncbi.nlm.nih.gov/9224554/
ID  - 9224554
ER  -