| article html file updated | 7 February 2020 23:28 CET | Update | https://www.mdpi.com/2075-163X/7/2/22 |
| article html file updated | 23 September 2019 08:21 CEST | Update | - |
| article html file updated | 4 May 2019 11:06 CEST | Update | - |
| article html file updated | 1 March 2017 10:22 CET | Update | - |
| article html file updated | 24 February 2017 01:43 CET | Update | - |
| article xml uploaded. | 24 February 2017 01:42 CET | Update | https://www.mdpi.com/2075-163X/7/2/22/xml |
| article pdf uploaded. | 24 February 2017 01:42 CET | Updated version of record | https://www.mdpi.com/2075-163X/7/2/22/pdf |
| article html file updated | 15 February 2017 12:56 CET | Original file | - |
| article xml uploaded. | 15 February 2017 12:55 CET | Update | - |
| article xml uploaded. | 15 February 2017 12:55 CET | Original file | - |
| article pdf uploaded. | 15 February 2017 12:55 CET | Version of Record | https://www.mdpi.com/2075-163X/7/2/22/pdf-vor |
