@misc{indiciaefaf82b3048f2, title = {Multiphoton transitions in a macroscopic quantum two-state system.}, author = {S Saito and M Thorwart and H Tanaka and M Ueda and H Nakano and K Semba and H Takayanagi}, year = {2004}, doi = {10.1103/physrevlett.93.037001}, url = {https://pubmed.ncbi.nlm.nih.gov/15323856/}, note = {Source identifier: 15323856} }