| article html file updated | 30 August 2025 03:01 CEST | Update | https://www.mdpi.com/1999-4907/9/3/140 |
| article html file updated | 16 July 2022 09:56 CEST | Update | - |
| article html file updated | 9 February 2020 09:55 CET | Update | - |
| article html file updated | 1 October 2019 15:35 CEST | Update | - |
| article html file updated | 1 May 2019 11:36 CEST | Update | - |
| article html file updated | 17 April 2019 11:23 CEST | Update | - |
| article html file updated | 29 March 2019 06:42 CET | Update | - |
| article html file updated | 26 March 2018 13:39 CEST | Update | - |
| article html file updated | 15 March 2018 08:22 CET | Original file | - |
| article xml uploaded. | 15 March 2018 08:08 CET | Original file | https://www.mdpi.com/1999-4907/9/3/140/xml |
| article pdf uploaded. | 15 March 2018 08:08 CET | Version of Record | https://www.mdpi.com/1999-4907/9/3/140/pdf |
