| article html file updated | 31 August 2025 05:45 CEST | Update | https://www.mdpi.com/2075-1680/8/4/136 |
| article html file updated | 19 July 2022 22:29 CEST | Update | N/A |
| article html file updated | 14 February 2020 15:57 CET | Update | N/A |
| article html file updated | 31 December 2019 19:43 CET | Update | N/A |
| article html file updated | 18 December 2019 09:58 CET | Original file | N/A |
| article pdf uploaded. | 18 December 2019 09:50 CET | Updated version of record | https://www.mdpi.com/2075-1680/8/4/136/pdf |
| article xml uploaded. | 18 December 2019 09:50 CET | Update | https://www.mdpi.com/2075-1680/8/4/136/xml |
| article xml file uploaded | 18 December 2019 09:50 CET | Update | N/A |
| article pdf uploaded. | 4 December 2019 16:22 CET | Version of Record | https://www.mdpi.com/2075-1680/8/4/136/pdf-vor |
| article xml file uploaded | 4 December 2019 16:22 CET | Original file | N/A |
