@article{10_4153_CJM_2002_037_9,
     author = {Dimassi, Mouez},
     title = {Resonances for {Slowly} {Varying} {Perturbations} of a {Periodic} {Schr\"odinger} {Operator}},
     journal = {Canadian journal of mathematics},
     pages = {998--1037},
     year = {2002},
     volume = {54},
     number = {5},
     doi = {10.4153/CJM-2002-037-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2002-037-9/}
}