| article html file updated | 9 February 2020 13:29 CET | Update | https://www.mdpi.com/1996-1073/11/4/902 |
| article html file updated | 2 October 2019 12:51 CEST | Update | N/A |
| article html file updated | 1 May 2019 04:09 CEST | Update | N/A |
| article html file updated | 17 April 2019 04:28 CEST | Update | N/A |
| article html file updated | 29 March 2019 14:54 CET | Update | N/A |
| article html file updated | 1 May 2018 09:25 CEST | Update | N/A |
| article html file updated | 17 April 2018 10:03 CEST | Update | N/A |
| article xml uploaded. | 17 April 2018 10:01 CEST | Update | https://www.mdpi.com/1996-1073/11/4/902/xml |
| article pdf uploaded. | 17 April 2018 10:01 CEST | Updated version of record | https://www.mdpi.com/1996-1073/11/4/902/pdf |
| article html file updated | 12 April 2018 09:34 CEST | Original file | N/A |
| article pdf uploaded. | 12 April 2018 09:32 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/4/902/pdf-vor |
