| article html file updated | 6 February 2020 17:48 CET | Update | https://www.mdpi.com/2072-4292/7/4/4804 |
| article html file updated | 6 May 2019 21:40 CEST | Update | - |
| article html file updated | 26 March 2019 00:55 CET | Update | - |
| article html file updated | 21 August 2015 10:47 CEST | Update | - |
| article html file updated | 20 May 2015 13:04 CEST | Original file | - |
| article xml file uploaded | 20 May 2015 13:04 CEST | Original file | https://www.mdpi.com/2072-4292/7/4/4804/xml |
| article pdf uploaded. | 23 April 2015 09:31 CEST | Updated version of record | https://www.mdpi.com/2072-4292/7/4/4804/pdf |
| article pdf uploaded. | 20 April 2015 13:21 CEST | Version of Record | https://www.mdpi.com/2072-4292/7/4/4804/pdf-vor |
