Deep Learning, Ian Goodfellow, Yoshua Bengio, and Aaron Courville, 2016 (MIT Press) - A fundamental textbook offering comprehensive theoretical and practical insights into regularization techniques in neural networks.
The Elements of Statistical Learning: Data Mining, Inference, and Prediction, Trevor Hastie, Robert Tibshirani, and Jerome Friedman, 2009 (Springer) - A definitive statistical learning text that details the origins and properties of L1 (Lasso) and L2 (Ridge) regularization in the context of linear models.