TY - JOUR AU - Marvin Hamstad AU - Agnes O'Gallagher AU - John Gary C2 - Journal of Acoustic Emission DA - 1999-12-01 LA - en M1 - 17 PB - Journal of Acoustic Emission PY - 1999 TI - Modeling of Buried Monopole and Dipole Sources of Acoustic Emission With a Finite Element Technique ER -