https://www.amazon.com/Understanding-Digital-Signal-Processi...
Richard G. Lyons, Understanding Digital Signal Processing [0]
Gareth Loy, Musimathics: The Mathematical Foundations of Music (volume 2) [1]
r8brain-free-src (high quality sample rate conversion algorithms) [2]
KVR's DSP forum, frequented by actual pro audio developers [3]
[0] https://www.amazon.com/Understanding-Digital-Signal-Processi...
[1] https://www.amazon.com/gp/product/026251656X/ref=pd_cp_0_1?i...
Linear Algebra https://www.amazon.com/Introduction-Linear-Algebra-Gilbert-S...
Convex Optimization https://www.amazon.com/Convex-Optimization-Corrections-2008-...
Linear Programming https://www.amazon.com/Introduction-Linear-Optimization-Scie...
Digital Signal Processing https://www.amazon.com/Understanding-Digital-Signal-Processi...
https://www.amazon.com/Discrete-Signal-Processing-Oppenheim-...