| article html file updated | 14 August 2026 23:42 CEST | Update | https://www.mdpi.com/1999-4907/9/4/160 |
| article html file updated | 9 February 2020 10:58 CET | Update | N/A |
| article html file updated | 1 October 2019 21:43 CEST | Update | N/A |
| article html file updated | 1 May 2019 09:20 CEST | Update | N/A |
| article html file updated | 17 April 2019 09:15 CEST | Update | N/A |
| article html file updated | 29 March 2019 09:07 CET | Update | N/A |
| article html file updated | 1 May 2018 11:18 CEST | Update | N/A |
| article html file updated | 23 March 2018 10:07 CET | Original file | N/A |
| article xml uploaded. | 23 March 2018 10:06 CET | Original file | https://www.mdpi.com/1999-4907/9/4/160/xml |
| article pdf uploaded. | 23 March 2018 10:06 CET | Version of Record | https://www.mdpi.com/1999-4907/9/4/160/pdf |
