J. Engels

Cavity Formation and the Exposure of Peculiar Structures in the Secondary Wall (S2) of Tracheids and Fibres by Wood Degrading Basidiomycetes

F. Schwarze, J. Engels, 1998 .

The catazonal poly-metamorphic rocks of Cabo Ortegal (NW Spain), a structural and petrofabric study

J. Engels, 1972 .