@misc{indiciae3c869cec10fd,
  title = {Micro-device for coupling, multiplexing and demultiplexing using elliptical-core two-mode fiber},
  author = {Wang, A. and Murphy, K. A. and Wang, G. Z. and Vengsarkar, A. M. and Claus, R. O.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19920020088},
  note = {Source identifier: 19920020088}
}