| article html file updated | 8 February 2020 02:24 CET | Update | https://www.mdpi.com/2072-4292/9/4/318 |
| article html file updated | 24 September 2019 01:06 CEST | Update | N/A |
| article html file updated | 4 May 2019 04:42 CEST | Update | N/A |
| article html file updated | 29 April 2017 05:46 CEST | Update | N/A |
| article html file updated | 24 April 2017 11:23 CEST | Update | N/A |
| article xml uploaded. | 24 April 2017 11:22 CEST | Update | https://www.mdpi.com/2072-4292/9/4/318/xml |
| article pdf uploaded. | 24 April 2017 11:22 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/4/318/pdf |
| article html file updated | 29 March 2017 07:02 CEST | Original file | N/A |
| article pdf uploaded. | 29 March 2017 07:00 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/4/318/pdf-vor |
| article pdf uploaded. | 28 March 2017 11:49 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/4/318/pdf-vor |