| article html file updated | 6 February 2020 14:51 CET | Update | https://www.mdpi.com/1422-0067/16/1/704 |
| article html file updated | 7 May 2019 03:10 CEST | Update | - |
| article html file updated | 25 March 2019 19:55 CET | Update | - |
| article html file updated | 21 August 2015 05:02 CEST | Update | - |
| article html file updated | 28 January 2015 02:01 CET | Original file | - |
| article xml file uploaded | 28 January 2015 02:01 CET | Original file | https://www.mdpi.com/1422-0067/16/1/704/xml |
| article pdf uploaded. | 30 December 2014 09:35 CET | Version of Record | https://www.mdpi.com/1422-0067/16/1/704/pdf |
