| article html file updated | 29 August 2025 20:37 CEST | Update | https://www.mdpi.com/2072-4292/5/4/1998 |
| article html file updated | 15 July 2022 22:15 CEST | Update | - |
| article html file updated | 6 February 2020 01:39 CET | Update | - |
| article html file updated | 8 May 2019 06:01 CEST | Update | - |
| article html file updated | 20 March 2019 21:20 CET | Update | - |
| article html file updated | 17 June 2015 08:37 CEST | Update | - |
| article html file updated | 14 August 2014 12:06 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:06 CEST | Update | https://www.mdpi.com/2072-4292/5/4/1998/xml |
| article html file updated | 29 May 2013 13:53 CEST | Update | - |
| article xml file uploaded | 29 May 2013 13:53 CEST | Update | - |
| article html file updated | 14 May 2013 10:06 CEST | Original file | - |
| article xml file uploaded | 14 May 2013 10:06 CEST | Original file | - |
| article pdf uploaded. | 23 April 2013 17:01 CEST | Updated version of record | https://www.mdpi.com/2072-4292/5/4/1998/pdf |
| article pdf uploaded. | 22 April 2013 10:27 CEST | Version of Record | https://www.mdpi.com/2072-4292/5/4/1998/pdf-vor |
