AWS Well-Architected Framework - Reliability Pillar, Amazon Web Services (AWS), 2024 (Amazon Web Services) - This official framework provides best practices and guidelines for building and operating reliable, fault-tolerant, and highly available systems on AWS, including strategies for multi-region deployments and disaster recovery.
Terraform Documentation, HashiCorp, 2024 (HashiCorp) - The official documentation for Terraform, an Infrastructure as Code (IaC) tool, is invaluable for automating the provisioning, management, and ensuring consistency of multi-region infrastructure.