Implementation considerations in a numerical analysis problem solving system. - Roger V. Roman; Lawrence R. Symes (Symposium on Interactive Systems for Experimental Applied Mathematics, 1967)

Structure of a language for a numerical analysis problem solving system. - Lawrence R. Symes; Roger V. Roman (Symposium on Interactive Systems for Experimental Applied Mathematics, 1967)

The structure of an environment for an experimental, interactive, mathematical problem-solving system. - Roger V. Roman (1973)

An Interactive Polynomial Approximation Algorithm. - Karl-Heinz Mohn; Roger V. Roman (Comput. J., 1976)