| article html file updated | 9 February 2020 06:17 CET | Update | https://www.mdpi.com/1999-4915/10/2/77 |
| article html file updated | 30 September 2019 17:16 CEST | Update | - |
| article html file updated | 1 May 2019 19:13 CEST | Update | - |
| article html file updated | 17 April 2019 18:26 CEST | Update | - |
| article html file updated | 28 March 2019 22:35 CET | Update | - |
| article html file updated | 14 March 2018 16:57 CET | Update | - |
| article html file updated | 11 February 2018 09:37 CET | Update | - |
| article html file updated | 11 February 2018 09:37 CET | Update | - |
| article html file updated | 11 February 2018 09:37 CET | Original file | - |
| article xml uploaded. | 11 February 2018 09:36 CET | Update | https://www.mdpi.com/1999-4915/10/2/77/xml |
| article xml uploaded. | 11 February 2018 09:36 CET | Original file | - |
| article pdf uploaded. | 11 February 2018 09:36 CET | Version of Record | https://www.mdpi.com/1999-4915/10/2/77/pdf |
