TY - RPRT TI - Double-quantum nutations in a two-level spin system. AU - R Boscaino AU - FM Gelardi AU - G Messina PY - 1986 DO - 10.1103/physrevb.33.3076 UR - https://pubmed.ncbi.nlm.nih.gov/9938686/ ID - 9938686 ER -