@article{article, author = {Steven Jefferts and Thomas Heavner and Stephan Barlow and Neil Ashby}, title = {Comment on {\textquoteright}Ramsey Spectroscopy, matter-wave interferometry, and the microwave-lensing frequency shift{\textquoteright}}, year = {2015}, number = {91}, month = {2015-06-18}, publisher = {Physical Review A}, doi = {https://doi.org/10.1103/PhysRevA.91.067601}, language = {en}, }