recent newsletter: 59/2024 (April 2024)

past newsletters:

58/2024 (January 2024)

57/2023 (December 2023)
56/2023 (September 2023)
55/2023 (May 2023)

54/2022 (December 2022)
53/2022 (July 2022)
52/2022 (February 2022)

51/2021 (December 2021)
49/2021 (April 2021)

46/2020 (February 2020)

45/2019 (December 2019)
44/2019 (September 2019)

43/2018 (November 2018)
42/2018 (March 2018)

41/2017 (October 2017)
40/2017 (July 2017)
39/2017 (February 2017)

38/2016 (November 2016)
37/2016 (August 2016)
36/2016 (March 2016)
35/2016 (January 2016)

34/2015 (September 2015)
33/2015 (July 2015)
32/2015 (March 2015)

31/2014 (December 2014)
30/2014 (October 2014)
29/2014 (July 2014) – in German
28/2014 (April 2014) – in German
27/2014 (February 2014)
26/2014 (January 2014)

25/2013 (November 2013) – in German
24/2013 (October 2013) – in German
23/2013 (May 2013) – in German
22/2013 (February 2013) – in German

21/2012 (August 2012) – in German

20/2011 (October 2011) – in German
19/2011 (August 2011) – in German

18/2010 (December 2011) – in German
17/2010 (September 2011) – in German
16/2010 (May 2010) – in German
15/2010 (March 2010) – in German

13/2009 (December 2010) – in German
12/2009 (June 2009)
11/2009 (March 2009)

09/2008 (December 2008)
08/2008 (August 2008)
07/2008 (January 2008) – in German

06/2007 (December 2007) – in German
05/2007 (October 2007) – in German
04/2007 (September 2007) – in German
03/2007 (July 2007) – in German
02/2007 (March 2007) – in German

01/2006 (December 2006) – in German