| article html file updated | 6 February 2020 15:51 CET | Update | https://www.mdpi.com/1422-0067/16/2/3804 |
| article html file updated | 7 May 2019 01:12 CEST | Update | - |
| article html file updated | 25 March 2019 21:35 CET | Update | - |
| article html file updated | 21 August 2015 07:21 CEST | Update | - |
| article html file updated | 3 March 2015 07:02 CET | Original file | - |
| article xml file uploaded | 3 March 2015 07:02 CET | Original file | https://www.mdpi.com/1422-0067/16/2/3804/xml |
| article pdf uploaded. | 10 February 2015 11:17 CET | Version of Record | https://www.mdpi.com/1422-0067/16/2/3804/pdf |
