00678oam 2200241z- 450 991015343430332120070110092903.088-15-30252-2(CKB)3710000000961332(EXLCZ)99371000000096133220210505c2011uuuu -u- -engLe città-Stato /Mario AscheriSocietà editrice il Mulino88-15-11290-1 Cities and towns, MedievalItalyItalyHistory476-1492Cities and towns, MedievalAscheri Mario127201BOOK9910153434303321Città-Stato728204UNINA01318nam a2200373 i 450099100117872970753620020507184715.0930426s1989 uk ||| | eng 0821807250b10811710-39ule_instLE01308268ExLDip.to Matematicaeng532.05AMS 35B35AMS 35LAMS 35L70AMS 35P25AMS 35Q20 (1985)AMS 81E13 (1985)AMS 82A45 (1985)QA927Strauss, Walter A.42684Nonlinear wave equations /Walter A. StraussProvidence, R.I. :American Mathematical Society,1989x, 91 p. ;26 cm.Regional conference series in mathematics, ISSN 01607642 ;73Expository lectures from the CBMS Regional Conference held at George Mason Univ., Jan. 16-20, 1989Nonlinear wave equationsCongresses.b1081171023-02-1728-06-02991001178729707536LE013 35L STR11 (1989)12013000003320le013-E0.00-l- 01010.i1091729928-06-02Nonlinear wave equations383343UNISALENTOle01301-01-93ma -enguk 01