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      "https://github.com/a2aproject/A2A",
      "https://a2a-protocol.org/latest/specification/",
      "https://a2a-protocol.org/latest/announcing-1.0/",
      "https://a2a-protocol.org/latest/topics/agent-discovery/",
      "https://a2a-protocol.org/latest/topics/a2a-and-mcp/",
      "https://developers.googleblog.com/en/a2a-a-new-era-of-agent-interoperability/",
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      "https://aws.amazon.com/blogs/machine-learning/introducing-agent-to-agent-protocol-support-in-amazon-bedrock-agentcore-runtime/",
      "https://cloud.google.com/blog/products/ai-machine-learning/agent2agent-protocol-is-getting-an-upgrade",
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