1. Ambrosio, L.: Lecture notes on optimal transportation. Mathematical aspects of evolving interfaces (Funchal, 2000), Lecture notes in mathematics. Springer, New York (2003)
2. Ambrosio, L., Gigli, N., Savaré, G.: Gradient flows in metric spaces and in the space of probability measures, 2nd edn. Lectures in mathematics ETH Zurich, Birkhauser Verlag, Basel (2008)
3. Champion, T., De Pascale, L.: On the twist condition and $$c$$ c -monotone transport plans. Discrete Contin. Dyn. Syst. 34(4), 1339–1353
4. Champion, T., De Pascale, L.: The Monge problem for strictly convex norms in $${\mathbb{R}}^{d}$$ R d . J. Eur. Math. Soc. 12(6), 1355–1369 (2010)
5. Champion, T., De Pascale, L.: The Monge problem in $${\mathbb{R}}^{d}$$ R d . Duke Math. J. 157(3), 551–572 (2011)