| article html file updated | 29 August 2025 22:32 CEST | Update | https://www.mdpi.com/2072-666X/7/1/4 |
| article html file updated | 20 August 2025 22:09 CEST | Update | N/A |
| article html file updated | 16 July 2022 01:31 CEST | Update | N/A |
| article html file updated | 7 February 2020 02:52 CET | Update | N/A |
| article html file updated | 21 September 2019 08:55 CEST | Update | N/A |
| article html file updated | 6 May 2019 03:37 CEST | Update | N/A |
| article html file updated | 26 March 2019 17:30 CET | Update | N/A |
| article html file updated | 15 October 2018 03:56 CEST | Original file | N/A |
| article pdf uploaded. | 4 January 2016 08:52 CET | Updated version of record | https://www.mdpi.com/2072-666X/7/1/4/pdf |
| article pdf uploaded. | 30 December 2015 14:46 CET | Version of Record | https://www.mdpi.com/2072-666X/7/1/4/pdf-vor |
| article xml uploaded. | 30 December 2015 14:46 CET | Original file | https://www.mdpi.com/2072-666X/7/1/4/xml |
