* [http://www.theologicalstudies.org.uk/article_welshrevival.html Theological Studies.org - Bending The Church to Save the World:The Welsh Revival of 1904by Robert I. Bradshaw]* [http://www.ag.org/enrichmentjournal/200602/200602_164_AllPoints.cfm Enrichment Journal - The Azusa Street Revival and Global Pentecostalism] by the [[Assemblies of God]] website