| article html file updated | 7 February 2020 23:15 CET | Update | https://www.mdpi.com/2072-6643/9/2/133 |
| article html file updated | 23 September 2019 07:11 CEST | Update | - |
| article html file updated | 4 May 2019 11:31 CEST | Update | - |
| article html file updated | 2 March 2017 03:51 CET | Update | - |
| article html file updated | 24 February 2017 04:24 CET | Update | - |
| article xml uploaded. | 24 February 2017 04:23 CET | Update | https://www.mdpi.com/2072-6643/9/2/133/xml |
| article pdf uploaded. | 24 February 2017 04:23 CET | Updated version of record | https://www.mdpi.com/2072-6643/9/2/133/pdf |
| article html file updated | 13 February 2017 11:19 CET | Original file | - |
| article xml uploaded. | 13 February 2017 11:18 CET | Update | - |
| article xml uploaded. | 13 February 2017 11:18 CET | Original file | - |
| article pdf uploaded. | 13 February 2017 11:18 CET | Version of Record | https://www.mdpi.com/2072-6643/9/2/133/pdf-vor |
