| article html file updated | 29 August 2025 22:51 CEST | Update | https://www.mdpi.com/2072-6643/8/3/171 |
| article html file updated | 20 August 2025 22:15 CEST | Update | N/A |
| article html file updated | 7 February 2020 06:01 CET | Update | N/A |
| article html file updated | 21 September 2019 13:18 CEST | Update | N/A |
| article html file updated | 5 May 2019 21:12 CEST | Update | N/A |
| article html file updated | 26 March 2019 23:41 CET | Update | N/A |
| article html file updated | 28 March 2016 11:20 CEST | Original file | N/A |
| article xml uploaded. | 17 March 2016 09:45 CET | Original file | https://www.mdpi.com/2072-6643/8/3/171/xml |
| article pdf uploaded. | 17 March 2016 09:45 CET | Version of Record | https://www.mdpi.com/2072-6643/8/3/171/pdf |
