| article html file updated | 29 August 2025 22:53 CEST | Update | https://www.mdpi.com/2304-6732/3/2/12 |
| article html file updated | 20 August 2025 22:16 CEST | Update | - |
| article html file updated | 7 February 2020 06:27 CET | Update | - |
| article html file updated | 5 May 2019 20:19 CEST | Update | - |
| article html file updated | 27 March 2019 00:25 CET | Update | - |
| article html file updated | 1 July 2016 13:31 CEST | Update | - |
| article html file updated | 26 March 2016 09:54 CET | Original file | - |
| article xml uploaded. | 26 March 2016 09:53 CET | Original file | https://www.mdpi.com/2304-6732/3/2/12/xml |
| article pdf uploaded. | 26 March 2016 09:53 CET | Version of Record | https://www.mdpi.com/2304-6732/3/2/12/pdf |