The merge step used revision `8e651c0a6` of cado-nfs, which implements the

algorithm described in the article

The merge step used revision 8e651c0a6 of CADO-NFS, which implements the

algorithm described in "Parallel Structured Gaussian Elimination for the

Number Field Sieve", by Charles Bouillaguet and Paul Zimmermann, April 2019,

https://hal.inria.fr/hal-02098114:

Charles Bouillaguet and Paul Zimmermann, _Parallel Structured Gaussian Elimination for the Number Field Sieve_, April 2019, [`https://hal.inria.fr/hal-02098114`](https://hal.inria.fr/hal-02098114)