030 http://hdl.handle.net/10338.dmlcz/107487 1994 Oscillation theorems for neutral differential equations with the quasi-derivatives http://hdl.handle.net/10338.dmlcz/107516 Oscillation theorems for neutral differential equations with the quasi-derivatives Fri, 06 Jun 2008 21:27:27 GMT Two sorts of boundary-value problems of nonlinear third order differential equations http://hdl.handle.net/10338.dmlcz/107515 Two sorts of boundary-value problems of nonlinear third order differential equations Fri, 06 Jun 2008 21:27:22 GMT Natural vector fields on tangent bundles http://hdl.handle.net/10338.dmlcz/107514 Natural vector fields on tangent bundles Fri, 06 Jun 2008 21:27:14 GMT Some notes on the composite $G$-valuations http://hdl.handle.net/10338.dmlcz/107513 Some notes on the composite $G$-valuations Fri, 06 Jun 2008 21:27:08 GMT