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by Gluyas, Constance
by Jon Gluyas (Acorn Oil & Gas Ltd & University of Durham); Richard Swarbrick (University of Durham)
by Gluyas, Heather; Morrison, Paul
by Burnard, Philip; Morrison, Paul; Gluyas, Heather
by Philip Burnard; Paul Morrison; Heather Gluyas
by Heather Gluyas; Paul Morrison