| article html file updated | 8 February 2020 02:49 CET | Update | https://www.mdpi.com/1996-1944/10/4/381 |
| article html file updated | 24 September 2019 03:31 CEST | Update | N/A |
| article html file updated | 4 May 2019 03:47 CEST | Update | N/A |
| article html file updated | 28 April 2017 09:15 CEST | Update | N/A |
| article html file updated | 6 April 2017 13:22 CEST | Original file | N/A |
| article xml uploaded. | 6 April 2017 13:21 CEST | Update | https://www.mdpi.com/1996-1944/10/4/381/xml |
| article pdf uploaded. | 6 April 2017 13:21 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/4/381/pdf |
| article pdf uploaded. | 3 April 2017 11:43 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/4/381/pdf-vor |