3 http://hdl.handle.net/10338.dmlcz/104247 3 Recenze http://hdl.handle.net/10338.dmlcz/104255 Recenze Differential stability of solutions to air quality control problems in urban area http://hdl.handle.net/10338.dmlcz/104254 Differential stability of solutions to air quality control problems in urban area On generalized difference equations http://hdl.handle.net/10338.dmlcz/104253 On generalized difference equations On a discrete modified $M/GI/c/\infty$ queue http://hdl.handle.net/10338.dmlcz/104252 On a discrete modified $M/GI/c/\infty$ queue