Carl Meißner; Henry William Auden (1894),Latin Phrase-Book[1], London:Macmillan and Co.
(ambiguous) at the first opportunity:primo quoque tempore
(ambiguous) every fifth year:quinto quoque anno
quoque inRamminger, Johann (16 July 2016 (last accessed)),Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700[2], pre-publication website, 2005-2016