The number of resources on Hebrews on the internet is simply astonishing. I keep finding more and more resources. The following resources have been added to the appropriate pages:
Asumang, Annang, and Bill Domeris. “Ministering in the Tabernacle: Spatiality and the Christology of Hebrews.” Conspectus: The Journal of the South African Theological Seminary 1.1 (2006): 1-25.
Betz, Erin L. "Christology in The Epistle to the Hebrews: Martin Luther's Reception of John Chrysostom." M.S.T. thesis, Boston University School of Theology, 2010.
Biesenthal, Johann Heinrich R.H. Das Trostschreiben des Apostels Paulus an die Hebräer. 1878.
Etter, Bruce. "Christology and Psalm 2:7 in the Book of Hebrews." M.A. thesis, Reformed Theological Seminary, 2002.
Fakhoury, Gary. "The Christology of the Letter to the Hebrews." 2004.
Just, Arthur. "Entering Holiness: Christology and Eucharist in Hebrews." Concordia Theological Quarterly 69.1 (2005): 75-95.
Robinson, Donald W. B. “The Literary Structure of Hebrews 1:1-4.” Australian Journal of Biblical Archaeology 1 (1972): 178-86.
Steyn, Gert J. “Addressing an Angelomorphic Christological Myth in Hebrews?” Hervormde Teologiese Studies 59 (2003): 1107-28.