[1] [CITE@en[RFC 4324: Calendar Access Protocol (CAP)]], [TIME[2023-12-02T07:30:13.000Z]], [TIME[2023-12-02T12:44:38.249Z]] <https://www.rfc-editor.org/rfc/rfc4324.html#section-6.1.2>

[2] [[インターネットメールアドレス]]またはそれに近いもの

[3] 関連: [[Realm (CAP)]]