| article html file updated | 6 February 2020 15:04 CET | Update | https://www.mdpi.com/1660-4601/12/1/554 |
| article html file updated | 7 May 2019 02:42 CEST | Update | N/A |
| article html file updated | 25 March 2019 20:18 CET | Update | N/A |
| article html file updated | 21 August 2015 05:32 CEST | Update | N/A |
| article html file updated | 27 January 2015 07:01 CET | Original file | N/A |
| article xml file uploaded | 27 January 2015 07:01 CET | Original file | https://www.mdpi.com/1660-4601/12/1/554/xml |
| article pdf uploaded. | 12 January 2015 09:38 CET | Updated version of record | https://www.mdpi.com/1660-4601/12/1/554/pdf |
| article pdf uploaded. | 9 January 2015 11:12 CET | Version of Record | https://www.mdpi.com/1660-4601/12/1/554/pdf-vor |
