Gunther Hartwig,ICMC Symposium on Nonmetallic Materials and Composites at Low Temperatures.ICMC Symposium on Nonmetallic Materials and Composites at Low Temperatures (2nd : 1980 : Geneva)：nonmetallic materials and composites at low temperatures ．V.2.Plenum Pr.,1982.
ICMC Symposium on Nonmetallic Materials and Composites at Low Temperatures (2nd : 1980 : Geneva)：nonmetallic materials and composites at low temperatures ．V.2
Gunther Hartwig,ICMC Symposium on Nonmetallic Materials and Composites at Low Temperatures.Plenum Pr.,1982.
