| article html file updated | 6 February 2020 08:36 CET | Update | https://www.mdpi.com/1420-3049/19/4/4635 |
| article html file updated | 20 September 2019 07:24 CEST | Update | N/A |
| article html file updated | 7 May 2019 15:53 CEST | Update | N/A |
| article html file updated | 21 March 2019 15:31 CET | Update | N/A |
| article html file updated | 12 September 2018 06:09 CEST | Update | N/A |
| article html file updated | 20 August 2015 03:19 CEST | Update | N/A |
| article html file updated | 23 May 2014 15:03 CEST | Original file | N/A |
| article xml file uploaded | 23 May 2014 15:02 CEST | Original file | https://www.mdpi.com/1420-3049/19/4/4635/xml |
| article pdf uploaded. | 15 April 2014 10:43 CEST | Version of Record | https://www.mdpi.com/1420-3049/19/4/4635/pdf |
