TY - DATA AU - Yu.V. Egorov, A.I. Komech, M.A. Shubin, Yu.V. Egorov, M.A. Shubin TI - Partial Differential Equations II SN - 9783642578762 PY - 1994/// PB - Springer Berlin Heidelberg KW - Mathematics and Statistics UR - https://doi.org/10.1007/978-3-642-57876-2 ER -