Literatur:
Franz Gertsch – Portraits and Landscapes – Woodcuts, Galleri K, Oslo, Galleri K, Oslo, 2016, Bern, ISBN: Bern, ISBN: Bern
Franz Gertsch – Holzschnitte, Galerie Haas AG, Költzsch, Erika, 2011, Zürich, ISBN: 978–3–033–02940–8, S.58
Franz Gertsch – Portraits and Landscapes – Woodcuts, Galleri K, Oslo, Galleri K, Oslo, 2016, Bern, ISBN: Bern, ISBN: Bern
Franz Gertsch – Holzschnitte, Galerie Haas AG, Költzsch, Erika, 2011, Zürich, ISBN: 978–3–033–02940–8, S.58