| article html file updated | 30 August 2025 06:46 CEST | Update | https://www.mdpi.com/2077-0472/8/9/138 |
| article html file updated | 17 July 2022 02:22 CEST | Update | - |
| article html file updated | 10 February 2020 09:54 CET | Update | - |
| article html file updated | 29 April 2019 07:46 CEST | Update | - |
| article html file updated | 15 April 2019 03:32 CEST | Update | - |
| article html file updated | 31 March 2019 16:39 CEST | Update | - |
| article html file updated | 25 September 2018 16:45 CEST | Update | - |
| article html file updated | 8 September 2018 08:28 CEST | Original file | - |
| article pdf uploaded. | 8 September 2018 08:26 CEST | Version of Record | https://www.mdpi.com/2077-0472/8/9/138/pdf |
| article xml uploaded. | 8 September 2018 08:26 CEST | Update | https://www.mdpi.com/2077-0472/8/9/138/xml |
| article xml file uploaded | 8 September 2018 08:26 CEST | Original file | - |
