https://gallica.bnf.fr/services/engine/search/sru?operation=searchRetrieve&version=1.2&startRecord=0&maximumRecords=15&page=1&query=%28gallica%20all%20%22T%E1%BB%A5c%20ng%E1%BB%AF%20Annam%22%29&filter=provenance%20all%20%22bnv%22%20and%20dc.creator%20all%20%22tri%E1%BB%87u%20ho%C3%A0ng%20ho%C3%A0%22