TY  - RPRT
TI  - New approaches to nonlinear diffractive field propagation.
AU  - P T Christopher
AU  - K J Parker
PY  - 1991
DO  - 10.1121/1.401274
UR  - https://pubmed.ncbi.nlm.nih.gov/1880298/
ID  - 1880298
ER  -