@article{fedele2003coupled,
  title={Coupled complex adjoint sensitivities for frequency-domain fluorescence tomography: theory and vectorized implementation},
  author={Francesco Fedele and Jeffrey Laible and Margaret (Maggie) Eppstein},
  journal={Journal of computational physics},
  volume={187},
  number={2},
  pages={597-619},
  journalpage={http://www.cs.uvm.edu/~meppstei/personal/JCP03.pdf},
  year={2003},
  citations={}
}