| article html file updated | 8 February 2020 08:09 CET | Update | https://www.mdpi.com/2072-6643/9/6/599 |
| article html file updated | 25 September 2019 07:38 CEST | Update | N/A |
| article html file updated | 3 May 2019 17:43 CEST | Update | N/A |
| article html file updated | 29 June 2017 11:46 CEST | Update | N/A |
| article html file updated | 15 June 2017 05:41 CEST | Original file | N/A |
| article xml uploaded. | 15 June 2017 05:40 CEST | Original file | https://www.mdpi.com/2072-6643/9/6/599/xml |
| article pdf uploaded. | 15 June 2017 05:40 CEST | Updated version of record | https://www.mdpi.com/2072-6643/9/6/599/pdf |
| article pdf uploaded. | 13 June 2017 10:35 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/6/599/pdf-vor |
