@article{albarran2011skewness,
  title={The skewness of science in 219 sub-fields and a number of aggregates},
  author={Albarran, Pedro and Crespo, Juan A. and Ortuno, Ignacio and Ruiz-Castillo, Javier},
  journal={Scientometrics},
  year={2011},
  volume={88},
  number={2},
  pages={385--397},
  doi={10.1007/s11192-011-0407-9}
}