"Newton's Second Law for Multi-Particle Systems," Ronald L.
Greene, The Physics Teacher, 36,
500 (1998).
"On Integrating Computers into the Physics Curriculum,"
Ronald L. Greene, Mathematical Computation with Maple V:
Ideas and Applications, ed. by Thomas Lee (Boston:
Birkhäuser, 1993), pp. 34-42.
"Lagrangian Mechanics for Open Systems," Ronald L. Greene
and John J. Matese, European Journal of Physics, 2,
103-8 (1981).