@article{Grotz2011,
author = {Grotz, Bernhard and Bernhard, Johannes and Neumann, Philipp and Naydenov, Boris and Reuter, Rolf and Reinhard, Friedemann and Jelezko, Fedor and Wrachtru, Jörg and Schweinfurth, David and Sarkar, Biprajit and Hemmer, Philip},
year = {2011},
language = {eng},
copyright = {http://iopscience.iop.org/page/terms_institutions},
title = {Sensing external spins with nitrogen-vacancy diamond},
issn = {1367-2630},
url = "http://dx.doi.org/10.17169/refubium-19310",
}