@article{JEDP_2013____A5_0,
     author = {Hitrik, Michael},
     title = {Tunnel effect and symmetries for non-selfadjoint operators},
     journal = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {5},
     pages = {1--12},
     publisher = {Groupement de recherche 2434 du CNRS},
     year = {2013},
     doi = {10.5802/jedp.101},
     language = {en},
     url = {http://archive.numdam.org/articles/10.5802/jedp.101/}
}