International research
- Dendrochronology of landslide in Cereniste – Stredohori Mountains – Czech Republic (2000)
- Dendrochronology of landslide in Salesius Hill – Bohemian Massif – Czech Republic (2002)
- Dendrochronology along the north Anatolian fault in Duzce and Mudurnu district – Turkey (2004)
- Dendrochronology on Sikhote Alin meteorite impact – Eastern Siberia – Russia (2011)
- Dendrochronology on Tunguska meteorite impact – Central Siberia – Russia (2014)
- Dendroclimatology in Marigha zone – Atlas Mountains – Morocco (2015)