TY  - RPRT
TI  - Weaving a classical metric with quantum threads.
AU  - A Ashtekar
AU  - C Rovelli
AU  - L Smolin
PY  - 1992
DO  - 10.1103/physrevlett.69.237
UR  - https://pubmed.ncbi.nlm.nih.gov/10046622/
ID  - 10046622
ER  -