@article{4724,
  author = {Eric Cornell and C. Monroe and Carl Wieman},
  title = {Multiply loaded, ac magnetic trap for neutral atoms},
  year = {1991},
  journal = {Physical Review Letters},
  volume = {67},
  pages = {2439-2442},
  month = {1991-10},
  issn = {0031-9007},
  doi = {10.1103/PhysRevLett.67.2439},
}