| article html file updated | 9 February 2020 06:20 CET | Update | https://www.mdpi.com/2077-1312/6/1/16 |
| article html file updated | 30 September 2019 17:32 CEST | Update | - |
| article html file updated | 1 May 2019 19:06 CEST | Update | - |
| article html file updated | 17 April 2019 18:20 CEST | Update | - |
| article html file updated | 28 March 2019 22:41 CET | Update | - |
| article html file updated | 27 March 2018 15:36 CEST | Update | - |
| article html file updated | 12 February 2018 05:35 CET | Original file | - |
| article xml uploaded. | 12 February 2018 05:34 CET | Update | https://www.mdpi.com/2077-1312/6/1/16/xml |
| article xml uploaded. | 12 February 2018 05:34 CET | Original file | - |
| article pdf uploaded. | 12 February 2018 05:34 CET | Updated version of record | https://www.mdpi.com/2077-1312/6/1/16/pdf |
| article pdf uploaded. | 11 February 2018 12:55 CET | Version of Record | https://www.mdpi.com/2077-1312/6/1/16/pdf-vor |
