Lorenc, Marek W., Uniwersytet Przyrodniczy we Wrocławiu, Poland

• No 22-23 (2010) - Articles
  Abandoned basalt quarry in Strzegom – a chance for reopening
  Abstract  PDF
• No 22-23 (2010) - Articles
  Torcal de Antequera – stony town from Andalucia
  Abstract  PDF