Reihe Lecture Notes in Economics and Mathematical SystemsG.F. Newell × The M/M/∞Service System with Ranked Servers in Heavy Traffic G.F. NewellSpringer BerlineBook2012 Approximate Behavior of Tandem Queues G.F. NewellSpringer BerlineBook2012 The M/M/∞Service System with Ranked Servers in Heavy Traffic G.F. NewellSpringer BerlinSoftcover1984 Approximate Behavior of Tandem Queues G.F. NewellSpringer BerlinSoftcover1979