| article html file updated | 29 August 2025 22:25 CEST | Update | https://www.mdpi.com/1999-4907/6/12/4376 |
| article html file updated | 16 July 2022 01:20 CEST | Update | N/A |
| article html file updated | 7 February 2020 01:30 CET | Update | N/A |
| article html file updated | 6 May 2019 06:29 CEST | Update | N/A |
| article html file updated | 26 March 2019 15:16 CET | Original file | N/A |
| article pdf uploaded. | 30 November 2015 13:37 CET | Version of Record | https://www.mdpi.com/1999-4907/6/12/4376/pdf |
| article xml uploaded. | 30 November 2015 13:37 CET | Original file | https://www.mdpi.com/1999-4907/6/12/4376/xml |
