| article html file updated | 6 February 2020 06:21 CET | Update | https://www.mdpi.com/1420-3049/19/1/67 |
| article html file updated | 20 September 2019 04:39 CEST | Update | N/A |
| article html file updated | 7 May 2019 20:34 CEST | Update | N/A |
| article html file updated | 21 March 2019 09:52 CET | Update | N/A |
| article html file updated | 12 September 2018 04:58 CEST | Update | N/A |
| article html file updated | 19 August 2015 14:35 CEST | Update | N/A |
| article html file updated | 21 May 2014 07:50 CEST | Original file | N/A |
| article xml file uploaded | 21 May 2014 07:50 CEST | Original file | https://www.mdpi.com/1420-3049/19/1/67/xml |
| article pdf uploaded. | 20 December 2013 11:57 CET | Version of Record | https://www.mdpi.com/1420-3049/19/1/67/pdf |
