John G. Fletcher. Grad Assistant - a program for symbolic algebraic manipulation and Differentiation. In Proceedings of the first ACM symposium on Symbolic and algebraic manipulation, SYMSAC 1966, USA, 1966. ACM, 1966. [doi]
@inproceedings{Fletcher66-0,
title = {Grad Assistant - a program for symbolic algebraic manipulation and Differentiation},
author = {John G. Fletcher},
year = {1966},
doi = {10.1145/800005.807959},
url = {https://doi.org/10.1145/800005.807959},
researchr = {https://researchr.org/publication/Fletcher66-0},
cites = {0},
citedby = {0},
booktitle = {Proceedings of the first ACM symposium on Symbolic and algebraic manipulation, SYMSAC 1966, USA, 1966},
publisher = {ACM},
isbn = {978-1-4503-7371-5},
}