On the poles of the scattering matrix for two convex obstacles
Journées équations aux dérivées partielles, no. 1 (1985), p. 1-14
@article{JEDP_1985___1_A5_0,
author = {Ikawa, Mitsuru},
title = {On the poles of the scattering matrix for two convex obstacles},
journal = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
publisher = {Ecole polytechnique},
number = {1},
year = {1985},
pages = {1-14},
zbl = {0587.35057},
language = {en},
url = {http://http://www.numdam.org/item/JEDP_1985___1_A5_0}
}

Ikawa, Mitsuru. On the poles of the scattering matrix for two convex obstacles. Journées équations aux dérivées partielles, no. 1 (1985), pp. 1-14. http://www.numdam.org/item/JEDP_1985___1_A5_0/

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