<https://research.sinica.edu.tw/chen-yung-fa-may-fourth-movement/chen-yung-fa-01/#primaryimage>
<http://schema.org/caption>
"中研院院士陳永發數年來的研究，多數以中共黨史為核心，著有《中國共產革命七十年》。 圖│中研院秘書處 (攝影│劉韋佐)"
<https://research.sinica.edu.tw/chen-yung-fa-may-fourth-movement/chen-yung-fa-01/>