[1] Stenzel H. Über die von einer starren Kugel hervorgerufene Störung des schallfeldes (On the Interference of a Sound Field Produced by a Rigid Ball).
ENT
. 1938;15:71–78.
[2] Skudrzyk E.
The foundations of acoustics: basic mathematics and basic acoustics
. Wien: Springer-Verlag; 1971:396–400 [Although Skudrzyk’s equations are in a different form, the results agree well with those presented here].
[3] Morse P.M, Ingard K.U.
Theoretical acoustics
. New York: McGraw-Hill; 1968:343–346.
[4] Skudrzyk E.
The foundations of acoustics: basic mathematics and basic acoustics
. Wien: Springer-Verlag; 1971:400–407 [Skudrzyk’s solution was obtained by a slightly different method from the one presented here and used least squares minimization ...