upward

Few-level systems

Leggett A J, Chakravarty S, Dorsey A T, Fisher M P A, Garg A, Zwerger W, Dynamics of the dissipative two-state system, RMP 59, 1 (1987) – е


C Wittig, The Landau-Zener formula, JPCB 109, 8428 (2005) – е