| article html file updated | 7 February 2020 23:47 CET | Update | https://www.mdpi.com/2075-4701/7/2/62 |
| article html file updated | 23 September 2019 10:09 CEST | Update | - |
| article html file updated | 4 May 2019 10:28 CEST | Update | - |
| article html file updated | 1 March 2017 03:57 CET | Update | - |
| article html file updated | 20 February 2017 10:37 CET | Update | - |
| article html file updated | 20 February 2017 10:36 CET | Update | - |
| article html file updated | 20 February 2017 10:36 CET | Original file | - |
| article xml uploaded. | 20 February 2017 10:35 CET | Update | https://www.mdpi.com/2075-4701/7/2/62/xml |
| article xml uploaded. | 20 February 2017 10:35 CET | Original file | - |
| article pdf uploaded. | 20 February 2017 10:35 CET | Version of Record | https://www.mdpi.com/2075-4701/7/2/62/pdf |
