4 http://hdl.handle.net/10338.dmlcz/136756 4 Forced oscillations of a class of nonlinear delay hyperbolic equations http://hdl.handle.net/10338.dmlcz/132057 Forced oscillations of a class of nonlinear delay hyperbolic equations Remark to transformations of functional-differential equations of the first order http://hdl.handle.net/10338.dmlcz/131458 Remark to transformations of functional-differential equations of the first order Existence of positive solutions to vector boundary value problems. I. http://hdl.handle.net/10338.dmlcz/136759 Existence of positive solutions to vector boundary value problems. I. Sufficient families and entropy of inverse limit http://hdl.handle.net/10338.dmlcz/130503 Sufficient families and entropy of inverse limit