| article html file updated | 29 August 2025 22:56 CEST | Update | https://www.mdpi.com/1999-4907/7/4/79 |
| article html file updated | 16 July 2022 02:08 CEST | Update | - |
| article html file updated | 7 February 2020 06:58 CET | Update | - |
| article html file updated | 5 May 2019 19:17 CEST | Update | - |
| article html file updated | 27 March 2019 01:18 CET | Update | - |
| article html file updated | 28 April 2016 12:19 CEST | Update | - |
| article html file updated | 11 April 2016 11:17 CEST | Update | - |
| article xml uploaded. | 11 April 2016 11:16 CEST | Update | https://www.mdpi.com/1999-4907/7/4/79/xml |
| article pdf uploaded. | 11 April 2016 11:16 CEST | Updated version of record | https://www.mdpi.com/1999-4907/7/4/79/pdf |
| article html file updated | 8 April 2016 09:17 CEST | Original file | - |
| article pdf uploaded. | 8 April 2016 09:16 CEST | Version of Record | https://www.mdpi.com/1999-4907/7/4/79/pdf-vor |