| article html file updated | 7 February 2020 22:29 CET | Update | https://www.mdpi.com/1660-4601/14/2/136 |
| article html file updated | 4 May 2019 13:06 CEST | Update | N/A |
| article html file updated | 2 March 2017 10:29 CET | Update | N/A |
| article html file updated | 13 February 2017 02:37 CET | Original file | N/A |
| article xml uploaded. | 13 February 2017 02:31 CET | Original file | https://www.mdpi.com/1660-4601/14/2/136/xml |
| article pdf uploaded. | 13 February 2017 02:31 CET | Updated version of record | https://www.mdpi.com/1660-4601/14/2/136/pdf |
| article pdf uploaded. | 30 January 2017 08:57 CET | Version of Record | https://www.mdpi.com/1660-4601/14/2/136/pdf-vor |
