| article html file updated | 12 February 2020 00:47 CET | Update | https://www.mdpi.com/1996-1073/12/6/1168 |
| article html file updated | 17 October 2019 04:42 CEST | Update | N/A |
| article html file updated | 25 April 2019 21:37 CEST | Update | N/A |
| article html file updated | 11 April 2019 16:46 CEST | Update | N/A |
| article html file updated | 26 March 2019 07:53 CET | Original file | N/A |
| article pdf uploaded. | 26 March 2019 07:51 CET | Version of Record | https://www.mdpi.com/1996-1073/12/6/1168/pdf |
| article xml uploaded. | 26 March 2019 07:51 CET | Update | https://www.mdpi.com/1996-1073/12/6/1168/xml |
| article xml file uploaded | 26 March 2019 07:51 CET | Original file | N/A |