Hovland, M. (Martin); Judd, A.G.. (1988.). Seabed pockmarks and seepages : impact on geology, biology and the marine environmnt / M.Hovland and A.G. Judd. London :: Graham & Trotman,.
Hovland, M. (Martin); Judd, A.G.. Seabed pockmarks and seepages : impact on geology, biology and the marine environmnt / M.Hovland and A.G. Judd. London :: Graham & Trotman,, 1988.
Hovland, M. (Martin); Judd, A.G.. Seabed pockmarks and seepages : impact on geology, biology and the marine environmnt / M.Hovland and A.G. Judd. London :: Graham & Trotman,, 1988..