@article{Fanelli_2011,
title={Negative results are disappearing from most disciplines and countries},
volume={90},
ISSN={1588-2861},
url={http://dx.doi.org/10.1007/s11192-011-0494-7},
DOI={10.1007/s11192-011-0494-7},
number={3},
journal={Scientometrics},
publisher={Springer Science and Business Media LLC},
author={Fanelli,
Daniele},
year={2011},
month=sep,
pages={891–904} }