R. H. Lathwell

The implementation of APL\360

L. M. Breed, R. H. Lathwell, 1967 .

APL comparison tolerance

R. H. Lathwell, 1976, APL '76.

System Formulation and APL Shared Variables

R. H. Lathwell, 1973, IBM J. Res. Dev..

The Implementation of APL\360

L. M. Breed, R. H. Lathwell, L. M. Breed, 1968 .

Some implications of APL order-of-execution rules

R. H. Lathwell, 1979, APL '79.