TY - RPRT TI - Double-quantum filtered rotational-echo double resonance. AU - Shigeru Matsuoka AU - Jacob Schaefer PY - 2006 DO - 10.1016/j.jmr.2006.08.010 UR - https://pubmed.ncbi.nlm.nih.gov/17008112/ ID - 17008112 ER -