| article html file updated | 8 February 2020 10:14 CET | Update | https://www.mdpi.com/2072-6643/9/7/709 |
| article html file updated | 25 September 2019 18:54 CEST | Update | N/A |
| article html file updated | 3 May 2019 13:47 CEST | Update | N/A |
| article html file updated | 2 August 2017 04:07 CEST | Update | N/A |
| article html file updated | 10 July 2017 05:59 CEST | Original file | N/A |
| article xml uploaded. | 10 July 2017 05:58 CEST | Original file | https://www.mdpi.com/2072-6643/9/7/709/xml |
| article pdf uploaded. | 10 July 2017 05:58 CEST | Updated version of record | https://www.mdpi.com/2072-6643/9/7/709/pdf |
| article pdf uploaded. | 6 July 2017 11:09 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/7/709/pdf-vor |
