TY - JOUR AU - J. Eberly AU - K. Wódkiewicz BT - Journal of the Optical Society of America DA - Jan-01-1977 DO - 10.1364/JOSA.67.001252 PY - 1977 EP - 1252 T2 - Journal of the Optical Society of America TI - The time-dependent physical spectrum of light UR - http://www.opticsinfobase.org/abstract.cfm?URI=josa-67-9-1252 VL - 67 SN - 0030-3941 ER -