[1]
I. N. Sneddon, The use of integral transforms. New York: McGraw-Hill, 1972.
[2]
Brian Davies, Integral Transforms and Their Applications. [Online]. Available: https://books.google.co.uk/books?id=FViAkJi9c7EC&printsec=frontcover&dq=davies+integral+transforms+third+edition&hl=en&sa=X&ved=0ahUKEwj2rcjrz8DMAhXlCsAKHeQ7DjUQ6AEIKDAA#v=onepage&q=davies%20integral%20transforms%20third%20edition&f=false
[3]
H. A. Priestley, Introduction to complex analysis, 2nd ed. Oxford: Oxford University Press, 2003.