| article html file updated | 30 August 2025 02:42 CEST | Update | https://www.mdpi.com/2072-666X/9/2/91 |
| article html file updated | 21 August 2025 19:33 CEST | Update | N/A |
| article html file updated | 16 July 2022 09:25 CEST | Update | N/A |
| article html file updated | 9 February 2020 07:26 CET | Update | N/A |
| article html file updated | 30 September 2019 23:57 CEST | Update | N/A |
| article html file updated | 1 May 2019 16:46 CEST | Update | N/A |
| article html file updated | 17 April 2019 16:10 CEST | Update | N/A |
| article html file updated | 29 March 2019 01:00 CET | Update | N/A |
| article html file updated | 14 March 2018 09:41 CET | Update | N/A |
| article html file updated | 24 February 2018 10:05 CET | Original file | N/A |
| article xml uploaded. | 24 February 2018 10:04 CET | Original file | https://www.mdpi.com/2072-666X/9/2/91/xml |
| article pdf uploaded. | 24 February 2018 10:04 CET | Updated version of record | https://www.mdpi.com/2072-666X/9/2/91/pdf |
| article pdf uploaded. | 23 February 2018 16:32 CET | Version of Record | https://www.mdpi.com/2072-666X/9/2/91/pdf-vor |
