| article html file updated | 8 February 2020 02:25 CET | Update | https://www.mdpi.com/1996-1944/10/4/356 |
| article html file updated | 24 September 2019 01:13 CEST | Update | N/A |
| article html file updated | 4 May 2019 04:40 CEST | Update | N/A |
| article html file updated | 28 April 2017 09:08 CEST | Update | N/A |
| article html file updated | 29 March 2017 05:31 CEST | Original file | N/A |
| article xml uploaded. | 29 March 2017 05:29 CEST | Original file | https://www.mdpi.com/1996-1944/10/4/356/xml |
| article pdf uploaded. | 29 March 2017 05:29 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/4/356/pdf |
| article pdf uploaded. | 28 March 2017 14:39 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/4/356/pdf-vor |
