@article{publications3431,
          volume = {18},
          number = {2},
           title = {Clarke Subgradients of Stratifiable Functions},
          author = {J{\'e}r{\^o}me Bolte and Aris Daniilidis and Adrian Lewis and Masahiro Shiota},
            year = {2007},
           pages = {556--572},
         journal = {SIAM Journal on Optimization},
             url = {https://publications.ut-capitole.fr/id/eprint/3431/}
}