TY - RPRT TI - Coherent nonlinear optical spectroscopy using photon-number squeezed light. AU - DC Kilper AU - AC Schaefer AU - J Erland AU - DG Steel PY - 1996 DO - 10.1103/physreva.54.r1785 UR - https://pubmed.ncbi.nlm.nih.gov/9913764/ ID - 9913764 ER -