@article{etzioni_1971, 
  title={On the Art of University Pruning}, 
  volume={172}, 
  DOI={10.1126/science.172.3982.429}, 
  number={3982}, 
  publisher={American Association for the Advancement of Science (AAAS)}, 
  author={Etzioni}, 
  year={1971}, 
  month={Apr}
  }