1. The r-Lah numbers, International Student Conference on Applied Mathematics and Informatics, 27-30 March 2014, Malenovice (Czech Republic)
  2. The r-Lah numbers (in Hungarian), Number Theory and Cryptography Days, 23-25 May 2014, Komárno (Slovakia)
  3. The r-Lah numbers, Algorithmic and Enumerative Combinatorics Summer School, 18-22 August 2014, Hagenberg (Austria)
  4. The r-Lah numbers, 3rd International Eurasian Conference on Mathematical Sciences and Applications, 25-27 August 2014, Vienna (Austria)
  5. Summed r-Lah numbers, International Student Conference on Applied Mathematics and Informatics, 23-26 April 2015, Kočovce (Slovakia)
  6. Recent results on r-Lah polynomials, 29th Journées Arithmétiques, 6-10 July 2015, Debrecen (Hungary)
  7. Summed r-Lah Numbers and r-Lah Polynomials (poster), 2nd Algorithmic and Enumerative Combinatorics Summer School, 27-31 July 2015, Hagenberg (Austria)
  8. The r-Lah numbers and their summations, Joint Austrian-Hungarian Mathematical Conference, 25-27 August 2015, Győr (Hungary)
  9. Combinatorial and divisibility properties of generalized Lah numbers and their sums, 17th International Conference on Fibonacci Numbers and their Applications, 27 June – 1 July 2016, Caen (France)
  10. A graph theoretical view of r-Lah numbers, 26th Workshop on Cycles and Colourings, 38 September 2017, Nový Smokovec (Slovakia)