Comment on "Some non-conventional ideas about algorithmic complexity" - David Poulin; Hugo Touchette (CoRR, 2005)

Generalized Legendre transform multifractal formalism for nonconcave spectrum estimation. - Roberto F. Leonarduzzi; Hugo Touchette; Herwig Wendt; Patrice Abry; Stéphane Jaffard (SSP, 2016)

A Generalized Multifractal Formalism for the Estimation of Nonconcave Multifractal Spectra. - Roberto F. Leonarduzzi; Patrice Abry; Herwig Wendt; Stéphane Jaffard; Hugo Touchette (IEEE Trans. Signal Process., 2019)