Lyall, Kenneth Dalrymple2018-01-312018-01-311965b1649584http://hdl.handle.net/1885/140150201 leaves, xxiienDislocations in crystalsCrystallographyPlastic deformation of galena : an experimental study of the plastic deformation and recrystallisation of single crystals and polycrystalline aggregates of galena196510.25911/5d6f9c360841c2018-01-28