TY  - BOOK
AU  - Roberts, Richard W.,
TI  - Ultrahigh vacuum and its applications
T2  - Prentice-hall international series in electrical engineering. series in solid state physical electronics
AV  - QC166 R62
PY  - 1963///
CY  - Englewood cliffs, n.j.
PB  - Prentice Hall
ER  -