| article html file updated | 6 February 2020 16:52 CET | Update | https://www.mdpi.com/1422-0067/16/3/6557 |
| article html file updated | 6 May 2019 23:19 CEST | Update | N/A |
| article html file updated | 25 March 2019 23:22 CET | Update | N/A |
| article html file updated | 21 August 2015 09:09 CEST | Update | N/A |
| article html file updated | 13 April 2015 12:19 CEST | Original file | N/A |
| article xml file uploaded | 13 April 2015 12:19 CEST | Original file | https://www.mdpi.com/1422-0067/16/3/6557/xml |
| article pdf uploaded. | 23 March 2015 10:38 CET | Version of Record | https://www.mdpi.com/1422-0067/16/3/6557/pdf |
