| article html file updated | 30 August 2025 13:26 CEST | Update | https://www.mdpi.com/2075-4663/7/4/75 |
| article html file updated | 19 July 2022 16:56 CEST | Update | - |
| article html file updated | 12 February 2020 01:16 CET | Update | - |
| article html file updated | 17 October 2019 07:28 CEST | Update | - |
| article html file updated | 8 May 2019 18:01 CEST | Update | - |
| article html file updated | 25 April 2019 20:35 CEST | Update | - |
| article html file updated | 11 April 2019 15:46 CEST | Update | - |
| article html file updated | 28 March 2019 10:55 CET | Update | - |
| article html file updated | 28 March 2019 10:53 CET | Original file | - |
| article pdf uploaded. | 28 March 2019 07:23 CET | Updated version of record | https://www.mdpi.com/2075-4663/7/4/75/pdf |
| article xml uploaded. | 28 March 2019 07:23 CET | Update | https://www.mdpi.com/2075-4663/7/4/75/xml |
| article xml file uploaded | 28 March 2019 07:23 CET | Update | - |
| article xml file uploaded | 28 March 2019 07:16 CET | Original file | - |
