G. Guan

Hyperfine-structure studies of high-lying even-parity levels of 139 La i by resonantly enhanced Doppler-free two-photon spectroscopy

L. Jia, C. Jing, G. Guan, 1993 .

Measurement and analysis of OH emission spectra following laser-induced optical breakdown in air.

J. Hornkohl, C. Parigger, Christian G Parigger, 2003, Applied optics.

Laser-induced optical breakdown plasma spectra and analyses with the program NEQAIR

J. Hornkohl, J. Lewis, C. Parigger, 1999 .