Quantum control of dressed state population for four-level ladder Li2 molecules in femtosecond laser fieldsDa Jing, Shuo Wang, Wei-Shen Zhan, Jian Yang and You-De ZhangEur. Phys. J. D, 71 8 (2017) 220DOI: https://doi.org/10.1140/epjd/e2017-70784-7