@BOOK{NAP1037, title = "Night Vision: Current Research and Future Directions, Symposium Proceedings", isbn = "978-0-309-07796-5", doi = "10.17226/1037", url = "https://nap.nationalacademies.org/catalog/1037/night-vision-current-research-and-future-directions-symposium-proceedings", year = 1987, publisher = "The National Academies Press", address = "Washington, DC" }