TY - BOOK AU - Li Tatsien AU - Shen Weixi AU - Tan Yongji AU - Zheng Songmu TI - Boundary value problems with equivalued surface and resistivity well-logging SN - 0-582-27632-2 U1 - 515.35 PY - 1998/// CY - Essex PB - Longman KW - Boundary value problems ER -