| article html file updated | 8 February 2020 02:18 CET | Update | https://www.mdpi.com/2075-4701/7/4/114 |
| article html file updated | 24 September 2019 00:33 CEST | Update | - |
| article html file updated | 4 May 2019 04:55 CEST | Update | - |
| article html file updated | 28 April 2017 06:50 CEST | Update | - |
| article html file updated | 27 March 2017 05:50 CEST | Update | - |
| article html file updated | 27 March 2017 05:47 CEST | Update | - |
| article html file updated | 27 March 2017 05:44 CEST | Update | - |
| article html file updated | 27 March 2017 05:34 CEST | Update | - |
| article html file updated | 26 March 2017 22:38 CEST | Update | - |
| article html file updated | 26 March 2017 13:10 CEST | Original file | - |
| article xml uploaded. | 26 March 2017 13:08 CEST | Update | https://www.mdpi.com/2075-4701/7/4/114/xml |
| article pdf uploaded. | 26 March 2017 13:08 CEST | Version of Record | https://www.mdpi.com/2075-4701/7/4/114/pdf |