@article{article7df11d2c, title = {Principles of centerband-only detection of exchange in solid-state nuclear magnetic resonance, and extension to four-time centerband-only detection of exchange}, author = {Azevêdo, Eduardo Ribeiro de and Hu, W. G. and Bonagamba, Tito José and Schmidt-Rohr, Klaus}, year = {2000}, doi = {10.1063/1.481511}, journal = {Journal of Chemical Physics} }