| article html file updated | 9 February 2020 07:56 CET | Update | https://www.mdpi.com/2075-4450/9/1/29 |
| article html file updated | 1 October 2019 02:46 CEST | Update | - |
| article html file updated | 1 May 2019 15:43 CEST | Update | - |
| article html file updated | 17 April 2019 15:13 CEST | Update | - |
| article html file updated | 29 March 2019 02:16 CET | Update | - |
| article html file updated | 27 March 2018 14:34 CEST | Update | - |
| article html file updated | 28 February 2018 09:49 CET | Original file | - |
| article xml uploaded. | 28 February 2018 09:47 CET | Update | https://www.mdpi.com/2075-4450/9/1/29/xml |
| article xml uploaded. | 28 February 2018 09:47 CET | Original file | - |
| article pdf uploaded. | 28 February 2018 09:47 CET | Updated version of record | https://www.mdpi.com/2075-4450/9/1/29/pdf |
| article pdf uploaded. | 27 February 2018 19:10 CET | Version of Record | https://www.mdpi.com/2075-4450/9/1/29/pdf-vor |
