| article html file updated | 8 February 2020 07:07 CET | Update | https://www.mdpi.com/2072-4292/9/6/541 |
| article html file updated | 25 September 2019 02:25 CEST | Update | - |
| article html file updated | 3 May 2019 19:40 CEST | Update | - |
| article html file updated | 30 June 2017 09:33 CEST | Update | - |
| article html file updated | 21 June 2017 10:30 CEST | Update | - |
| article xml uploaded. | 21 June 2017 10:28 CEST | Update | https://www.mdpi.com/2072-4292/9/6/541/xml |
| article pdf uploaded. | 21 June 2017 10:28 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/6/541/pdf |
| article html file updated | 1 June 2017 08:34 CEST | Original file | - |
| article pdf uploaded. | 1 June 2017 08:32 CEST | Updated version of record | - |
