A. O. Harstad

Formation of grain-coating chlorite in sandstones. Laboratory synthesized vs. natural occurrences

P. Aagaard, O. Nilsen, M. Ramm, 2000, Clay Minerals.

Stratigraphy and geochemical composition of the Cambrian Alum Shale Formation in the Porsgrunn core, Skien–Langesund district, southern Norway.

D. Bruton, N. Schovsbo, A. O. Harstad, 2018 .

Calcite dissolution: Effects of trace cations naturally present in Iceland spar calcites

S. Stipp, A. O. Harstad, 2007 .

Exploration and development of the Tawke oilfield in the Kurdistan region of Iraq

A. O. Harstad, N. Bang, T. Chalabi, 2010 .