| article html file updated | 30 August 2025 02:27 CEST | Update | https://www.mdpi.com/2304-8158/7/2/16 |
| article html file updated | 16 July 2022 08:57 CEST | Update | - |
| article html file updated | 9 February 2020 05:05 CET | Update | - |
| article html file updated | 30 September 2019 09:57 CEST | Update | - |
| article html file updated | 1 May 2019 21:56 CEST | Update | - |
| article html file updated | 17 April 2019 20:44 CEST | Update | - |
| article html file updated | 28 March 2019 20:00 CET | Update | - |
| article html file updated | 14 March 2018 12:21 CET | Update | - |
| article html file updated | 1 February 2018 05:29 CET | Original file | - |
| article xml uploaded. | 1 February 2018 05:28 CET | Update | https://www.mdpi.com/2304-8158/7/2/16/xml |
| article xml uploaded. | 1 February 2018 02:45 CET | Original file | - |
| article pdf uploaded. | 1 February 2018 02:45 CET | Version of Record | https://www.mdpi.com/2304-8158/7/2/16/pdf |
