@article{CRMATH_2009__347_5-6_267_0,
     author = {Lukasiewicz, Serge},
     title = {Holomorphic extension of fundamental solutions of elliptic linear partial differential operators of the second order with analytic coefficients},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {267--270},
     publisher = {Elsevier},
     volume = {347},
     number = {5-6},
     year = {2009},
     doi = {10.1016/j.crma.2009.01.022},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2009.01.022/}
}