| article html file updated | 8 February 2020 07:51 CET | Update | https://www.mdpi.com/2072-4292/9/6/577 |
| article html file updated | 25 September 2019 06:12 CEST | Update | N/A |
| article html file updated | 3 May 2019 18:16 CEST | Update | N/A |
| article html file updated | 30 June 2017 09:44 CEST | Update | N/A |
| article html file updated | 9 June 2017 10:37 CEST | Original file | N/A |
| article xml uploaded. | 9 June 2017 10:36 CEST | Original file | https://www.mdpi.com/2072-4292/9/6/577/xml |
| article pdf uploaded. | 9 June 2017 10:36 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/6/577/pdf |
