@article{JEMS_2016_18_3_a0,
     author = {Fran\c{c}ois Hamel and James Nolen and Jean-Michel Roquejoffre and Lenya Ryzhik},
     title = {The logarithmic delay of {KPP} fronts in a periodic medium},
     journal = {Journal of the European Mathematical Society},
     pages = {465--505},
     publisher = {mathdoc},
     volume = {18},
     number = {3},
     year = {2016},
     doi = {10.4171/jems/595},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/595/}
}