Meyer, F., Dupre, J., Meyer, C., Lahaye, JG., & Fayt, A. (1985). Lamb-dip Laser Stark Spectroscopy of Propyne - Analysis of the Nu-5-band. Canadian Journal of Physics, 63(9), 1184-1188. https://hdl.handle.net/2078.5/91340 (Original work published 1985)