PORT - A Portable Mathematical Subroutine Library. - P. A. Fox (Portability of Numerical Software, 1976)

The PORT Mathematical Subroutine Library. - P. A. Fox; Arthur D. Hall III; Norman L. Schryer (ACM Trans. Math. Softw., 1978)

Algorithm 528: Framework for a Portable Library [Z]. - P. A. Fox; Arthur D. Hall III; Norman L. Schryer (ACM Trans. Math. Softw., 1978)