@article{tur_yanovsky_2013, 
  title={Non Linear Vortex Structures in Stratified Fluid Driven by Small-Scale Helical Force}, 
  volume={03}, 
  DOI={10.4236/ojfd.2013.32009}, 
  number={02}, 
  publisher={Scientific Research Publishing, Inc,}, 
  author={Tur and Yanovsky}, 
  year={2013}
  }