TY - BOOK AU - Garroni,M.G & Menaldi,J.L ED - Menaldi, J.L TI - Second order elliptic integro-differential problems T2 - Chapman & Hall/CRC research notes in mathematics 430 SN - 9781584882008 U1 - 515.782 PY - 2002/// CY - Boca Raton PB - Chapman & Hall/CRC ER -