1. Abramowski T (ed) (2016) Deep sea mining value chain: organization, technology and development. Interoceanmetal Joint Organization, Szczecin
2. Andrews BV, Flipse JE, Brown FC (1983) The economic viability of a four-metal pioneer deep ocean mining venture. Texas A&M University, Texas
3. Antikainen R, Lazarevic J, Seppälä J (2018) Circular economy: origins and future orientations. In: Lehmann H, Hinzmann M, Evans N, Kafyeke T, Bell S, Hirschnitz-Garbers M, Eick M (eds) Factor X. Eco-Efficiency in Industry and Science, vol 32. Springer, Cham, pp 115–129
4. Archer AA (1981) Manganese nodules as a source of nickel, copper, cobalt and manganese. Transactions of the Institution of Mining and Metallurgy, Section A: Mining Industry 90:A1–A6
5. Arthur D Little Inc (1977) Technological and economic assessment of manganese nodule mining and processing. US Government Publishing Office, Washington D.C