| article html file updated | 6 February 2020 19:43 CET | Update | https://www.mdpi.com/1422-0067/16/6/13781 |
| article html file updated | 6 May 2019 17:42 CEST | Update | N/A |
| article html file updated | 26 March 2019 04:49 CET | Update | N/A |
| article html file updated | 21 August 2015 13:41 CEST | Update | N/A |
| article html file updated | 7 July 2015 07:41 CEST | Original file | N/A |
| article xml file uploaded | 7 July 2015 07:41 CEST | Original file | https://www.mdpi.com/1422-0067/16/6/13781/xml |
| article pdf uploaded. | 16 June 2015 11:51 CEST | Version of Record | https://www.mdpi.com/1422-0067/16/6/13781/pdf |
