| article html file updated | 6 February 2020 06:35 CET | Update | https://www.mdpi.com/1422-0067/15/1/629 |
| article html file updated | 7 May 2019 20:06 CEST | Update | - |
| article html file updated | 21 March 2019 10:39 CET | Update | - |
| article html file updated | 19 August 2015 16:39 CEST | Update | - |
| article html file updated | 3 February 2014 10:43 CET | Original file | - |
| article xml file uploaded | 3 February 2014 10:42 CET | Original file | https://www.mdpi.com/1422-0067/15/1/629/xml |
| article pdf uploaded. | 6 January 2014 12:33 CET | Version of Record | https://www.mdpi.com/1422-0067/15/1/629/pdf |
