| article html file updated | 30 August 2025 00:31 CEST | Update | https://www.mdpi.com/2309-608X/3/1/12 |
| article html file updated | 16 July 2022 05:05 CEST | Update | - |
| article html file updated | 8 February 2020 00:30 CET | Update | - |
| article html file updated | 23 September 2019 14:16 CEST | Update | - |
| article html file updated | 4 May 2019 08:53 CEST | Update | - |
| article html file updated | 11 December 2018 09:17 CET | Update | - |
| article html file updated | 1 March 2017 07:31 CET | Original file | - |
| article xml uploaded. | 1 March 2017 07:30 CET | Original file | https://www.mdpi.com/2309-608X/3/1/12/xml |
| article pdf uploaded. | 1 March 2017 07:30 CET | Version of Record | https://www.mdpi.com/2309-608X/3/1/12/pdf |
