| article html file updated | 7 February 2020 05:29 CET | Update | https://www.mdpi.com/2078-2489/7/1/14 |
| article html file updated | 5 May 2019 22:21 CEST | Update | - |
| article html file updated | 26 March 2019 22:39 CET | Update | - |
| article html file updated | 24 November 2016 22:45 CET | Original file | - |
| article pdf uploaded. | 7 March 2016 09:58 CET | Updated version of record | https://www.mdpi.com/2078-2489/7/1/14/pdf |
| article pdf uploaded. | 4 March 2016 12:29 CET | Version of Record | https://www.mdpi.com/2078-2489/7/1/14/pdf-vor |
| article xml uploaded. | 4 March 2016 12:29 CET | Original file | https://www.mdpi.com/2078-2489/7/1/14/xml |
