| article html file updated | 10 February 2020 23:47 CET | Update | https://www.mdpi.com/2077-1444/9/12/391 |
| article html file updated | 28 April 2019 02:36 CEST | Update | N/A |
| article html file updated | 13 April 2019 22:39 CEST | Update | N/A |
| article html file updated | 2 April 2019 03:47 CEST | Update | N/A |
| article html file updated | 26 December 2018 03:36 CET | Update | N/A |
| article html file updated | 28 November 2018 07:59 CET | Original file | N/A |
| article pdf uploaded. | 28 November 2018 07:58 CET | Version of Record | https://www.mdpi.com/2077-1444/9/12/391/pdf |
| article xml uploaded. | 28 November 2018 07:58 CET | Update | https://www.mdpi.com/2077-1444/9/12/391/xml |
| article xml file uploaded | 28 November 2018 07:58 CET | Original file | N/A |