Time decay estimates for a perturbed wave equation
Journées équations aux dérivées partielles (1991), article no. 13, 10 p. 
@article{JEDP_1991____A13_0,
     author = {Beals, Michael and Strauss, Walter A.},
     title = {Time decay estimates for a perturbed wave equation},
     journal = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {13},
     publisher = {\'Ecole polytechnique},
     year = {1991},
     doi = {10.5802/jedp.415},
     zbl = {0754.35078},
     mrnumber = {1132234},
     language = {en},
     url = {https://jedp.centre-mersenne.org/articles/10.5802/jedp.415/}
}
Michael Beals; Walter Strauss. Time decay estimates for a perturbed wave equation. Journées équations aux dérivées partielles (1991), article  no. 13, 10 p. doi : 10.5802/jedp.415. https://jedp.centre-mersenne.org/articles/10.5802/jedp.415/

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