Fix links

doc.zih.tu-dresden.de/docs/access/key_fingerprints.md

@@ -88,7 +88,7 @@ connecting, see example below.)
 
 ## Alpha Centauri
 
-The cluster [`Alpha Centauri`](../jobs_and_resources/hardware_overview.md#alpha_centauri) can be
+The cluster [`Alpha Centauri`](../jobs_and_resources/hardware_overview.md#alpha-centauri) can be
 accessed via the two login nodes `login[1-2].alpha.hpc.tu-dresden.de`. (Please choose one concrete
 login node when connecting, see example below.)
 

doc.zih.tu-dresden.de/docs/jobs_and_resources/hardware_overview.md

@@ -30,7 +30,7 @@ HPC resources at ZIH comprise a total of the **six systems**:
 | ----------------------------------- | ----------------------| -------------------- | --- |
 | [`Capella`](#capella)               | GPU cluster           | 2024                 | `c[1-144].capella.hpc.tu-dresden.de` |
 | [`Barnard`](#barnard)               | CPU cluster           | 2023                 | `n[1001-1630].barnard.hpc.tu-dresden.de` |
-| [`Alpha Centauri`](#alpha_centauri) | GPU cluster           | 2021                 | `i[8001-8037].alpha.hpc.tu-dresden.de` |
+| [`Alpha Centauri`](#alpha-centauri) | GPU cluster           | 2021                 | `i[8001-8037].alpha.hpc.tu-dresden.de` |
 | [`Julia`](#julia)                   | Single SMP system     | 2021                 | `julia.hpc.tu-dresden.de` |
 | [`Romeo`](#romeo)                   | CPU cluster           | 2020                 | `i[8001-8190].romeo.hpc.tu-dresden.de` |
 | [`Power9`](#power9)                 | IBM Power/GPU cluster | 2018                 | `ml[1-29].power9.hpc.tu-dresden.de` |

doc.zih.tu-dresden.de/docs/jobs_and_resources/overview.md

@@ -19,11 +19,11 @@ components.
 
 The six clusters
 [`Barnard`](hardware_overview.md#barnard),
-[`Alpha Centauri`](hardware_overview.md#alpha_centauri),
+[`Alpha Centauri`](hardware_overview.md#alpha-centauri),
 [`Capella`](hardware_overview.md#capella),
 [`Romeo`](hardware_overview.md#romeo),
 [`Power9`](hardware_overview.md#power9) and
-[`Julia`](hardware_overview.mdjulia)
+[`Julia`](hardware_overview.md#julia)
 differ, among others, in number of nodes, cores per node, and GPUs and memory. The particular
 [characteristica](hardware_overview.md) qualify them for different applications.
 

doc.zih.tu-dresden.de/docs/jobs_and_resources/power9.md

@@ -34,4 +34,4 @@ cluster `Power9` has six Tesla V100 GPUs. You can find a detailed specification
 ### Power AI
 
 There are tools provided by IBM, that work on cluster `Power9` and are related to AI tasks.
-For more information see our [Power AI documentation](power_ai.md).
+For more information see our [Power AI documentation](../software/power_ai.md).

doc.zih.tu-dresden.de/docs/jobs_and_resources/slurm_limits.md

@@ -81,7 +81,7 @@ following table depics the resource limits for [all our HPC systems](hardware_ov
 | [`Power9`](hardware_overview.md#power9)                 | `ml[1-29].power9`      | 29  | 44  | 4 | 254,000    | 1,443  | 6 | - | 7 |
 | [`Romeo`](hardware_overview.md#romeo)                   | `i[8001-8190].romeo`   | 190 | 128 | 2 | 505,000    | 1,972  | - | - | 7 |
 | [`Julia`](hardware_overview.md#julia)                   | `julia`                | 1   | 896 | 1 | 48,390,000 | 54,006 | - | - | 7 |
-| [`Alpha Centauri`](hardware_overview.md#alpha_centauri) | `i[8001-8037].alpha`   | 37  | 48  | 2 | 990,000    | 10,312 | 8 | 6 | 7 |
+| [`Alpha Centauri`](hardware_overview.md#alpha-centauri) | `i[8001-8037].alpha`   | 37  | 48  | 2 | 990,000    | 10,312 | 8 | 6 | 7 |
 {: summary="Slurm resource limits table" align="bottom"}
 
 All HPC systems have Simultaneous Multithreading (SMT) enabled. You request for this