| article html file updated | 8 February 2020 05:51 CET | Update | https://www.mdpi.com/2072-6643/9/5/497 |
| article html file updated | 24 September 2019 19:55 CEST | Update | - |
| article html file updated | 3 May 2019 22:03 CEST | Update | - |
| article html file updated | 1 June 2017 07:32 CEST | Update | - |
| article html file updated | 23 May 2017 04:14 CEST | Update | - |
| article html file updated | 14 May 2017 11:35 CEST | Original file | - |
| article xml uploaded. | 14 May 2017 11:34 CEST | Original file | https://www.mdpi.com/2072-6643/9/5/497/xml |
| article pdf uploaded. | 14 May 2017 11:34 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/5/497/pdf |
