J. Stelzer

Representation of finitely additive semiordered qualitative probability structures

Zoltan Domotor, J. Stelzer, 1971 .

A cancellation criterion for finite-rank torsion-free abelian groups

J. Stelzer, 1985 .

Learner control of instructional sequencing within an adaptive tutorial CAI environment

Robert J. Seidel, Michael J. Hillelsohn, John Stelzer, 1975 .

Axiomatics as a paradigm for structuring subject matter

Edward H. Kingsley, John Stelzer, J. Stelzer, 1975 .