| article html file updated | 8 February 2020 02:27 CET | Update | https://www.mdpi.com/2075-4701/7/4/118 |
| article html file updated | 24 September 2019 01:25 CEST | Update | - |
| article html file updated | 4 May 2019 04:35 CEST | Update | - |
| article html file updated | 28 April 2017 06:52 CEST | Update | - |
| article html file updated | 5 April 2017 03:04 CEST | Original file | - |
| article xml uploaded. | 5 April 2017 03:03 CEST | Update | https://www.mdpi.com/2075-4701/7/4/118/xml |
| article pdf uploaded. | 5 April 2017 03:03 CEST | Updated version of record | https://www.mdpi.com/2075-4701/7/4/118/pdf |
| article pdf uploaded. | 29 March 2017 10:20 CEST | Version of Record | https://www.mdpi.com/2075-4701/7/4/118/pdf-vor |
