Athanasius the Great Works on the Spirit: Athanasius's Letters to Serapion on the Holy Spirit, And, Didymus's on the Holy Spirit

Hoffmann, E. T. A. The Serapion Brethren Vol. I

Ewing, Alexander The Serapion Brethren; Volume 1

The Serapion Brethren; Volume 2

Issak, Haitham A. The Spirit of Truth: Johannine Pneumatology in the Letters of Athanasius to Serapion

Hoffmann, Ernst Theodor Amadeus Die Serapions-Brüder: Gesammelte Erzählungen und Märchen. Zweiter Band