| article html file updated | 29 August 2025 23:06 CEST | Update | https://www.mdpi.com/1424-2818/8/2/12 |
| article html file updated | 16 July 2022 02:25 CEST | Update | N/A |
| article html file updated | 7 February 2020 08:52 CET | Update | N/A |
| article html file updated | 5 May 2019 15:30 CEST | Update | N/A |
| article html file updated | 27 March 2019 04:59 CET | Update | N/A |
| article html file updated | 28 June 2016 09:13 CEST | Update | N/A |
| article html file updated | 18 May 2016 08:07 CEST | Original file | N/A |
| article xml uploaded. | 18 May 2016 08:06 CEST | Original file | https://www.mdpi.com/1424-2818/8/2/12/xml |
| article pdf uploaded. | 18 May 2016 08:06 CEST | Version of Record | https://www.mdpi.com/1424-2818/8/2/12/pdf |
