Sharp, T. E., & Wisoff, P. J. (1992). Analysis of lens and zone plate combinations for achromatic focusing of ultrashort laser pulses. Applied Optics, 31, 2765. https://doi.org/10.1364/AO.31.002765
Chicago Style (17th ed.) CitationSharp, T. E., and P. J. Wisoff. "Analysis of Lens and Zone Plate Combinations for Achromatic Focusing of Ultrashort Laser Pulses." Applied Optics 31 (1992): 2765. https://doi.org/10.1364/AO.31.002765.
MLA (9th ed.) CitationSharp, T. E., and P. J. Wisoff. "Analysis of Lens and Zone Plate Combinations for Achromatic Focusing of Ultrashort Laser Pulses." Applied Optics, vol. 31, 1992, p. 2765, https://doi.org/10.1364/AO.31.002765.
Warning: These citations may not always be 100% accurate.