@Article{ Ruiz_RUIZ:878-1-878-30,

author = { Jacobo Ruiz De Elvira and ENRIQUE RUIZ ARRIOLA } ,

title = { Coarse graining pion-pion scattering },

journal = { European Physical Journal C. Particles and Fields },

year = { 2018 },

volume = { 78 },

pages = { 878-1-878-30 },

}