TY - BOOK AU - Bonfiglioli,Andrea AU - Bonfiglioli,Andrea AU - Lanconelli,E. AU - Uguzzoni,F. TI - Stratified Lie groups and potential theory for their sub-Laplacians T2 - Springer monographs in mathematics, SN - 9783540718963 PY - 2007/// CY - Berlin, New York PB - Springer KW - Potential theory KW - Harmonic functions KW - Laplacians Opeartor KW - Lie groups KW - Differential equations, Partial ER -