| article html file updated | 6 February 2020 21:56 CET | Update | https://www.mdpi.com/1660-4601/12/8/9907 |
| article html file updated | 6 May 2019 13:08 CEST | Update | N/A |
| article html file updated | 26 March 2019 09:05 CET | Update | N/A |
| article html file updated | 1 September 2015 08:43 CEST | Original file | N/A |
| article xml file uploaded | 1 September 2015 08:43 CEST | Original file | https://www.mdpi.com/1660-4601/12/8/9907/xml |
| article pdf uploaded. | 20 August 2015 11:56 CEST | Version of Record | https://www.mdpi.com/1660-4601/12/8/9907/pdf |
