ProblemsK. R. S. Sastry, Jerry M. Metzger, Norman Schaumberger, Michael W. Ecker, M. S. Klamkin, R. S. Luthar, Sydney Bulman-Fleming, Edward T. H. Wang, Robert E. Bernstein, David R. Stone, Frank Battles, Donald C. Fuller, Carl Wagner and The Chico Problem Group · The Two-Year College Mathematics Journal · 1983

ProblemsMichael W. Ecker, Alvin J. Paullay, Sidney Penner, Roger L. Creech, Alan Wayne, V. N. Murty, Thomas E. Elsner, Warren Ruud, Alan Wayne, R. K. Oliver, K. R. S. Sastry, R. S. Luthar and Gino T. Fala · The Two-Year College Mathematics Journal · 1980

Elementary Problems: E2141-E2148H. S. Hahn, Erwin Just, Peter Kornya, R. S. Luthar, V. F. Ivanoff, A. M. Kirch, R. Shantaram and G. R. MacLane · The American Mathematical Monthly · 1969

Elementary Problems: E2325-E2330S. I. Rosencrans, Harry Lass, Kenneth Rosen, D. R. Hayes, R. S. Luthar and Richard Stanley · The American Mathematical Monthly · 1971

ProblemsStanley Rabinowitz, R. S. Luthar, Vania D. Mascioni, James Propp, Robert L. Bernhardt, M. S. Klamkin, R. P. Boas, Enzo R. Gentile, Duane M. Broline, William A. McWorter, Jr., Gary Birkenmeier, Michael Grossman, Robert E. Megginson, A. Joseph Berlau, Ada Booth, Clark Kimberling, Stanley Rabinowitz, J. F. Rigby, Peter Schumer and S. F. Barger · Mathematics Magazine · 1984

ProblemsSuresh Ailawadi, M. S. Klamkin, Kenneth Fogarty, Charles W. Trigg, R. S. Luthar, V. N. Murty, Paul N. De Land, Robert E. Shafer and Norman Schaumberger · The Two-Year College Mathematics Journal · 1983

E3417R. S. Luthar, S. Belbas, Jiro Fukuta, Shinsei-Cho, Motosu-Gun and Gifu-Ken · The American Mathematical Monthly · 1992

Advanced Problems: 5795-5801B. R. Myers, R. S. Luthar, I. N. Herstein, C. J. Eliezer, Joel Pitcairn and Erwin Just · The American Mathematical Monthly · 1971