| article html file updated | 9 February 2020 03:48 CET | Update | https://www.mdpi.com/2076-3263/8/1/28 |
| article html file updated | 30 September 2019 02:32 CEST | Update | - |
| article html file updated | 2 May 2019 00:41 CEST | Update | - |
| article html file updated | 17 April 2019 23:06 CEST | Update | - |
| article html file updated | 28 March 2019 17:13 CET | Update | - |
| article html file updated | 1 February 2018 15:22 CET | Update | - |
| article html file updated | 21 January 2018 06:40 CET | Original file | - |
| article xml uploaded. | 21 January 2018 06:38 CET | Update | https://www.mdpi.com/2076-3263/8/1/28/xml |
| article xml uploaded. | 21 January 2018 06:38 CET | Update | - |
| article xml uploaded. | 21 January 2018 06:38 CET | Update | - |
| article xml uploaded. | 21 January 2018 06:38 CET | Original file | - |
| article pdf uploaded. | 21 January 2018 06:38 CET | Version of Record | https://www.mdpi.com/2076-3263/8/1/28/pdf |
