Conferencies
- On a diophantine problem,International Conference on Mathematics in memoriam Kovács and Környei, Mátraháza, (1995)
- On a three dimensional approximation problem,Seventh International Conference on Fibonacci Numbers and their Application, Graz, (1996)
- On products of the terms of linear recurrences, Conference on Number Theory, Eger, (1996)
- Perfect powers in linear recurrences, International Conference on Number Theory, Nyitra, (1999)
- Results concerning perfect powers in linear recurrences, Ninth International Conference on Fibonacci Numbers and their Application, Luxembourg, (2000)
- Relations between Pell equations and linear recurrences, International Number Theory Conference, Eger, (2000)
- Balancingnumbers,Conference on Mathematics in memoriam Kiss Péter, Eger, (2002)
- Balancingnumbers, XVI. Slovak and Czeh International Number Theory Conference, Pozsony,(2003)
- Generalizedbalancing numbers, International Conference on Mathematics, Nyitra, (2003)
- The products and the sums of the terms of linear recurrences, V.Polish, Slovak and Czech Conference on Number Theory, Terchová(Slovakia), (2004)
- Általánosított balansz számok, NumberTheory Days of Sopron,(2004)
- Generalizedbalancing numbers, 17thCzech and Slovak International Conference on Number Theory,Malenovice (Czech Republic), (2005)
- Remarks on balancing numbers,Journées Arithmétiques, Edinburgh (Scotland), (2007)
- Generalizedbalancing numbers, Numbers,functions, equations ’08, De La Motte Castle, Noszvaj (Hungary),(2008)
- Diophantineequations and balancing numbers,Thirteenth International Conference On Fibonacci Numbers and Their Applications, Patras (Greece) (2008)
