Some qualitative features of turbulent mixing for far from equilibrium phenomena. Ionescu, Adela (2006) Acta Universitatis Apulensis. Mathematics - Informatics
Structure of one-dimensional chain-recurrent sets of flows on the 2-sphere and on the plane. Oprocha, Piotr (2004) Zeszyty Naukowe Uniwersytetu Jagiellońskiego. Universitatis Iagellonicae Acta Mathematica