| article html file updated | 6 February 2020 08:41 CET | Update | https://www.mdpi.com/1420-3049/19/4/4907 |
| article html file updated | 20 September 2019 07:31 CEST | Update | N/A |
| article html file updated | 7 May 2019 15:43 CEST | Update | N/A |
| article html file updated | 21 March 2019 15:43 CET | Update | N/A |
| article html file updated | 12 September 2018 06:12 CEST | Update | N/A |
| article html file updated | 20 August 2015 03:42 CEST | Update | N/A |
| article html file updated | 23 May 2014 15:04 CEST | Original file | N/A |
| article xml file uploaded | 23 May 2014 15:04 CEST | Original file | https://www.mdpi.com/1420-3049/19/4/4907/xml |
| article pdf uploaded. | 17 April 2014 13:55 CEST | Version of Record | https://www.mdpi.com/1420-3049/19/4/4907/pdf |
