| article html file updated | 6 February 2020 08:24 CET | Update | https://www.mdpi.com/1420-3049/19/4/4313 |
| article html file updated | 20 September 2019 07:09 CEST | Update | N/A |
| article html file updated | 7 May 2019 16:19 CEST | Update | N/A |
| article html file updated | 21 March 2019 15:02 CET | Update | N/A |
| article html file updated | 12 September 2018 06:06 CEST | Update | N/A |
| article html file updated | 20 August 2015 02:18 CEST | Update | N/A |
| article html file updated | 23 May 2014 15:02 CEST | Original file | N/A |
| article xml file uploaded | 23 May 2014 15:02 CEST | Original file | https://www.mdpi.com/1420-3049/19/4/4313/xml |
| article pdf uploaded. | 4 April 2014 12:28 CEST | Version of Record | https://www.mdpi.com/1420-3049/19/4/4313/pdf |
