2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/74236We prove some new semi-finite forms of bilateral basic hypergeometric series. One of them yields in a direct limit Bailey's celebrated ${}_6ψ_6$ summation formula, answering a question recently raised by Chen and Fu ({\em Semi-Finite Forms of Bilateral Basic Hypergeometric Series}, Proc. Amer. Math. Soc., to appear).9 pagesCombinatoricsClassical Analysis and ODEstext