Some additional resources added this evening:
Ribbens, Benjamin J. “Levitical Sacrifice and Heavenly Cult in Hebrews.” Ph.D. diss., Wheaton College, 2013.
Langenhoven, Hanno, Eliska Nortjé, Annette Potgieter, and Yolande Steenkamp. "The Day of Atonement as a Hermeneutical Key to the Understanding of Christology in Hebrews." Journal of Early Christian History 1.1 (2011): 85–97.
Gäbel, Georg. Die Kulttheologie des Hebräerbriefes: Eine exegetisch-religionsgeschichtliche Studie. Review by Gabriella Gelardini.
Heemstra, Marius. The Fiscus Judaicus and the Parting of the Ways. Review by Jack Gibson.
Heemstra, Marius. The Fiscus Judaicus and the Parting of the Ways. Review by Shaye J. D. Cohen.