| article html file updated | 9 February 2020 12:28 CET | Update | https://www.mdpi.com/2079-9292/7/4/48 |
| article html file updated | 2 October 2019 06:29 CEST | Update | N/A |
| article html file updated | 1 May 2019 06:13 CEST | Update | N/A |
| article html file updated | 17 April 2019 06:19 CEST | Update | N/A |
| article html file updated | 29 March 2019 12:34 CET | Update | N/A |
| article html file updated | 1 May 2018 10:05 CEST | Update | N/A |
| article html file updated | 11 April 2018 08:36 CEST | Update | N/A |
| article xml uploaded. | 11 April 2018 08:35 CEST | Update | https://www.mdpi.com/2079-9292/7/4/48/xml |
| article pdf uploaded. | 11 April 2018 08:35 CEST | Updated version of record | https://www.mdpi.com/2079-9292/7/4/48/pdf |
| article html file updated | 4 April 2018 09:49 CEST | Original file | N/A |
| article pdf uploaded. | 4 April 2018 09:47 CEST | Version of Record | https://www.mdpi.com/2079-9292/7/4/48/pdf-vor |
