1. International agreements. Part I. Overview and agreement-making process / Stephen P. Mulligan. Mulligan, Stephen P. [Washington, D.C.] : Congressional Research Service, 2023- Databases Online
2. What happens if H.R. 1 conflicts with U.S. tax treaties? / Erika K. Lunder. Lunder, Erika [Washington, D.C.] : Congressional Research Service, [2018?]- Databases Online