@article{10_4064_sm_64_1_25_32,
     author = {Josefina Alonso},
     title = {On the inversion of pseudo-differential operators},
     journal = {Studia Mathematica},
     pages = {25--32},
     publisher = {mathdoc},
     volume = {64},
     number = {1},
     year = {1979},
     doi = {10.4064/sm-64-1-25-32},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-64-1-25-32/}
}