A Study of the Optical AC Stark Effect and Orientation of C2H2 Rovibrational States (X1∑g+,ν2”=1,J”)
Gao Wen-Bin, Rudert A D, Martin J, Zacharis H, Halpern J.B.
Acta Phys. -Chim. Sin. . 1999, (05): 436 -442 .  DOI: 10.3866/PKU.WHXB19990510