TY  - BOOK
AU  - Neumann, Klaus
AU  - Steinhardt, Ulrich
TI  - GERT networks and the time oriented evaluation of projects
T2  - Lecture notes in Economics and Mathematical systems, 172- Operations Research
U1  - 658.4035022 
PY  - 1979///
CY  - Berlin
PB  - Springer-Verlag
ER  -