Zbigniew Pajak
- Repair of a swimming pool after design errors. Présenté pendant: IABSE Colloquium: Saving Buildings in Central and Eastern Europe, Berlin, Germany, 4-5 June 1998. (1998):
- Preservation of the state Oswiecim-Brzezinka museum. Présenté pendant: IABSE Colloquium: Saving Buildings in Central and Eastern Europe, Berlin, Germany, 4-5 June 1998. (1998):
- Repairs of coal processing buildings under continuing production. Présenté pendant: IABSE Colloquium: Saving Buildings in Central and Eastern Europe, Berlin, Germany, 4-5 June 1998. (1998):