Pods, Kubernetes Authors, 2024 - Provides fundamental understanding of Pods as the smallest deployable unit in Kubernetes, covering single and multi-container structures and their shared resources.
Volumes, Kubernetes Authors, 2024 - Explains how volumes enable data sharing and persistence within and between containers in a Pod, a mechanism essential for multi-container patterns like sidecars.
Designing Distributed Systems: Patterns and Paradigms for Greenfield Applications, Brendan Burns, 2018 (O'Reilly Media) - Introduces essential cloud-native design patterns, including Sidecar, Adapter, and Ambassador, illustrating how they enable co-location of auxiliary processes with main applications within a shared environment like a Pod.