| Newsletter No.26 (August 2024) |
| Newsletter No.25 (April 2024) |
| Newsletter No.24 (Dezember 2023) |
| Newsletter No.23 (Juli 2023) |
| Newsletter No.22 (September 2022) |
| Newsletter No.21 (Dezember 2021) |
| Newsletter No.20 (August 2021) |
| Newsletter No.19 (Januar 2021) |
| Newsletter No.18 (September 2020) |
| Newsletter No.17 (Januar 2020) |
| Newsletter No.16 (Oktober 2019) |
| Newsletter No.15 (Juli 2019) |
| Newsletter No.14 (März 2019) |
| Newsletter No.13 (Novemner 2018) |
| Newsletter No.12 (April 2018) |
| Newsletter No.11 (Dezember 2017) |
| Newsletter No.10 (Mai 2017) |
| Newsletter No.09 (Dezember 2016) |
| Newsletter No.08 (August 2016) |
| Newsletter No.07 (April 2016) |
| Newsletter No.06 (April 2016) |
| Newsletter No.05 (November 2015) |
| Newsletter No.04 (Link YouTube) (August 2015) |
| Newsletter No.03 (März 2015) |
| Newsletter No.02 (Dezember 2014) |
| Newsletter No.01 (September 2014) |