| article html file updated | 8 February 2020 04:08 CET | Update | https://www.mdpi.com/2072-4292/9/4/393 |
| article html file updated | 24 September 2019 10:59 CEST | Update | - |
| article html file updated | 4 May 2019 01:10 CEST | Update | - |
| article html file updated | 29 April 2017 05:23 CEST | Update | - |
| article html file updated | 25 April 2017 04:58 CEST | Update | - |
| article xml uploaded. | 25 April 2017 04:57 CEST | Update | https://www.mdpi.com/2072-4292/9/4/393/xml |
| article pdf uploaded. | 25 April 2017 04:57 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/4/393/pdf |
| article html file updated | 21 April 2017 15:05 CEST | Original file | - |
| article pdf uploaded. | 21 April 2017 15:03 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/4/393/pdf-vor |
