Bailey 1989. Bailey, D. H. (March 1989). "FFTS in external or hierarchical memory". Proceedings of the 1989 ACM/IEEE conference on Supercomputing – Supercomputing '89. Vol. 4. ACM Press. pp. 23–35. doi:10.1145/76263.76288. ISBN0-89791-341-8. S2CID52809390.
Bailey 1989. Bailey, D. H. (March 1989). "FFTS in external or hierarchical memory". Proceedings of the 1989 ACM/IEEE conference on Supercomputing – Supercomputing '89. Vol. 4. ACM Press. pp. 23–35. doi:10.1145/76263.76288. ISBN0-89791-341-8. S2CID52809390.