@article{hsu-kus-sul-92-minc,
  author = {Lucas Hsu and Rob Kusner and John Sullivan},
  title = {Minimizing the Squared Mean Curvature Integral for Surfaces in Space Forms},
  journal = {Experimental Mathematics},
  volume = {1},
  number = {3},
  pages = {191--207},
  year = 1992
}