Deep Learning, Ian Goodfellow, Yoshua Bengio, and Aaron Courville, 2016 (MIT Press) - A standard textbook offering a comprehensive discussion of loss functions, their types, and their mathematical basis in the context of neural network training.
Flux.jl Documentation: Losses, The Flux Community, 2025 - The official documentation for Flux.jl's built-in loss functions, providing API details, usage examples, and guidance on numerical stability.