Oszvald, T. 1999: Üllő – Land Remediation Plans for Abandoned Clay Mines - GeoTeam Ltd, Eger– filing cabinet
Oszvald, T. 1999: Detailed Maps for the Land Remediation Plan of the Rudabánya, Andrássy II. Abandoned Opencast Mine - GeoTeam Ltd, Eger– filing cabinet
Oszvald, T. 1999: Detailed Maps for the Land Remediation Plan of the Sand Mine in Eger /Kistályai út/– for GeoTeam Ltd, Eger – filing cabinet
Oszvald, T. 1999: Detailed Maps for the Land Remediation Plan of the Abandoned Limestone Mine in Kács /at the shooting-range/– for GeoTeam Ltd, Eger – filing cabinet
Oszvald, T. 1999: Detailed Maps for the Land Remediation Plan of the Abandoned Sand Mine in Poroszló /Cserőhát/– for GeoTeam Ltd, Eger – filing cabinet
Oszvald, T. 2001: The Cellar Collapses and Bluff Topples Geological and Anthropogenic Causes and Theirs Managing by Government – for GeoTeam Ltd, Eger – filing cabinet
Oszvald, T. 2001: Geologic Evaluate of Telkibanya No.1 an No.2 boreholes – GeoSzolg Ltd, Pilisvörösvár– filing cabinet
Oszvald, T. 2001: Evaluate of Expansion Area Researching Result in Mezőkövesd I. Quarry - GeoTeam Ltd, Eger– filing cabinet
Oszvald, T. 2004: Geologic Evaluate of Deep Drain Systems in Rácalmas – AliscaBau Shareholder Company, Szekszárd– filing cabinet
Oszvald, T. 2012: Geologic Evaluate of Loess Bluff Stability around Bölcske Lomb Street – AliscaBau Shareholder Company, Szekszárd– filing cabinet
Oszvald. T. 2015: Expert’ Opinion about Geological Hazards Area of Budakalász (Hungary) – Urban-Lis Stúdió Ltd, Budapest – filing cabinet