MathSciNet bibliographic data MR344697 35L60 (47H15) Levine, Howard A. Instability and nonexistence of global solutions to nonlinear wave equations of the form $Pu\sb{tt}=-Au+{\cal F}(u)$$Pu\sb{tt}=-Au+{\cal F}(u)$. Trans. Amer. Math. Soc. 192 (1974), 1–21. Article

For users without a MathSciNet license , Relay Station allows linking from MR numbers in online mathematical literature directly to electronic journals and original articles. Subscribers receive the added value of full MathSciNet reviews.