@article{834346, author = {R Williams and J Kelly and J Hartman and S Sharpe and M Taubman and J Hall and F Capasso and D Sivco and J Bailargeon and Yoshi Ohno}, title = {Kilohertz Linewidth From Frequency-Stabilized Mid-Infrared Quantum Cascade Lasers}, year = {1999}, number = {24}, month = {1999-12-01 00:12:00}, publisher = {Optic Letters}, language = {en}, }