| article html file updated | 8 February 2020 10:13 CET | Update | https://www.mdpi.com/2073-4441/9/7/493 |
| article html file updated | 25 September 2019 18:43 CEST | Update | N/A |
| article html file updated | 3 May 2019 13:50 CEST | Update | N/A |
| article html file updated | 1 August 2017 09:22 CEST | Update | N/A |
| article html file updated | 10 July 2017 05:27 CEST | Original file | N/A |
| article xml uploaded. | 10 July 2017 05:26 CEST | Original file | https://www.mdpi.com/2073-4441/9/7/493/xml |
| article pdf uploaded. | 10 July 2017 05:26 CEST | Updated version of record | https://www.mdpi.com/2073-4441/9/7/493/pdf |
| article pdf uploaded. | 5 July 2017 14:33 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/7/493/pdf-vor |
