@article{CRMATH_2011__349_9-10_547_0, author = {Jerez-Hanckes, Carlos and N\'ed\'elec, Jean-Claude}, title = {Variational forms for the inverses of integral logarithmic operators over an interval}, journal = {Comptes Rendus. Math\'ematique}, pages = {547--552}, publisher = {Elsevier}, volume = {349}, number = {9-10}, year = {2011}, doi = {10.1016/j.crma.2011.01.016}, language = {en}, url = {http://www.numdam.org/articles/10.1016/j.crma.2011.01.016/} }