Roberts, Michael D., Oliver, Nicholas H.S., and Lahtinen, Raimo (2004) Geology, lithogeochemistry and paleotectonic setting of the host sequence to the Kangasjärvi Zn-Cu deposit, central Finland: implications for volcanogenic massive sulphide exploration in the Vihanti–Pyhäsalmi district. Bulletin of the Geological Society of Finland, 76 (1-2). pp. 31-62.

Roberts, Michael D., Oliver, Nicholas H.S., Fairclough, Martin C., Hölttä, Pentti S., and Lahtinen, Raimo (2003) Geochemical and Oxygen Isotope Signature of Sea-Floor Alteration Associated with a Polydeformed and Highly Metamorphosed Massive Sulfide Deposit, Ruostesuo, Central Finland. Economic Geology, 98 (3). pp. 535-556.

Roberts, M.D., Oliver, N.H.S., and Lahtinen, R. (2003) Reconstructing the architecture of highly deformed and metamorphosed Zn-Cu massive sulphide deposits in the Vihanti-Pyhäsalmi district, central Finland. In: Mineral Exploration and Sustainable Development (2) pp. 1099-1102. From: Seventh Biennial SGA Meeting on Mineral Exploration and Sustainable Development, 24-28 August 2003, Athens, Greece.