Gray, A. (1966). A treatise on Bessel functions and their applications to physics. Dover Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGray, Andrew. A Treatise on Bessel Functions and Their Applications to Physics. New York: Dover Publications, 1966.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGray, Andrew. A Treatise on Bessel Functions and Their Applications to Physics. Dover Publications, 1966.
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