000 00283nam a22001097a 4500
020 _a9781107188822
082 _a515.35
_bKHR.U
100 _aKhrennikov, Andrei Yu
245 _aUltrmetric pseudodifferential equations and applications
260 _aUK
_bCambridge
_c2018
942 _cBK
999 _c448576
_d448576