Historical population development of Swiss municipalities (1200-1850) Wednesday March 15th, 2023 / Raimund Schnürer / No Comments
Glacier situation since the 19th century (1850/1973/2010/2016) Tuesday February 28th, 2023 / Raimund Schnürer / No Comments
Seat load factor on selected flight routes Friday December 16th, 2022 / Raimund Schnürer / No Comments
Significance of worldwide selected mountains Tuesday December 6th, 2022 / Raimund Schnürer / No Comments