| article html file updated | 29 August 2025 22:51 CEST | Update | https://www.mdpi.com/2072-6651/8/3/81 |
| article html file updated | 20 August 2025 22:16 CEST | Update | - |
| article html file updated | 7 February 2020 06:06 CET | Update | - |
| article html file updated | 5 May 2019 21:02 CEST | Update | - |
| article html file updated | 26 March 2019 23:49 CET | Update | - |
| article html file updated | 29 March 2016 07:16 CEST | Original file | - |
| article xml uploaded. | 18 March 2016 09:58 CET | Original file | https://www.mdpi.com/2072-6651/8/3/81/xml |
| article pdf uploaded. | 18 March 2016 09:57 CET | Version of Record | https://www.mdpi.com/2072-6651/8/3/81/pdf |
