| article html file updated | 8 February 2020 00:58 CET | Update | https://www.mdpi.com/1660-4601/14/3/270 |
| article html file updated | 23 September 2019 17:06 CEST | Update | - |
| article html file updated | 4 May 2019 07:46 CEST | Update | - |
| article html file updated | 28 March 2017 12:09 CEST | Update | - |
| article html file updated | 9 March 2017 07:25 CET | Original file | - |
| article xml uploaded. | 9 March 2017 07:23 CET | Original file | https://www.mdpi.com/1660-4601/14/3/270/xml |
| article pdf uploaded. | 9 March 2017 07:23 CET | Updated version of record | https://www.mdpi.com/1660-4601/14/3/270/pdf |
| article pdf uploaded. | 7 March 2017 13:29 CET | Version of Record | https://www.mdpi.com/1660-4601/14/3/270/pdf-vor |
