Hydro power plants: water volume required and pump efficiency Friday April 8th, 2022 / adsadmin / No Comments
Persons in the labour force as a percentage of the resident population Friday April 8th, 2022 / adsadmin / No Comments
Historical population development of Swiss municipalities (1200-1850) Wednesday March 15th, 2023 / adsadmin / No Comments
Territorial development of the Swiss Confederacy, since 1291 Thursday February 9th, 2023 / adsadmin / No Comments