| article html file updated | 8 February 2020 03:13 CET | Update | https://www.mdpi.com/1996-1944/10/4/398 |
| article html file updated | 24 September 2019 05:44 CEST | Update | N/A |
| article html file updated | 4 May 2019 02:56 CEST | Update | N/A |
| article html file updated | 28 April 2017 09:20 CEST | Update | N/A |
| article html file updated | 12 April 2017 03:08 CEST | Original file | N/A |
| article xml uploaded. | 12 April 2017 03:07 CEST | Original file | https://www.mdpi.com/1996-1944/10/4/398/xml |
| article pdf uploaded. | 12 April 2017 03:07 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/4/398/pdf |
| article pdf uploaded. | 9 April 2017 11:56 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/4/398/pdf-vor |
