| article html file updated | 9 February 2020 18:58 CET | Update | https://www.mdpi.com/2073-4352/8/6/234 |
| article html file updated | 3 October 2019 22:50 CEST | Update | N/A |
| article html file updated | 30 April 2019 16:49 CEST | Update | N/A |
| article html file updated | 16 April 2019 17:16 CEST | Update | N/A |
| article html file updated | 30 March 2019 04:28 CET | Update | N/A |
| article html file updated | 25 June 2018 12:29 CEST | Update | N/A |
| article html file updated | 25 May 2018 07:29 CEST | Original file | N/A |
| article pdf uploaded. | 25 May 2018 07:28 CEST | Version of Record | https://www.mdpi.com/2073-4352/8/6/234/pdf |
| article xml uploaded. | 25 May 2018 07:28 CEST | Update | https://www.mdpi.com/2073-4352/8/6/234/xml |
| article xml file uploaded | 25 May 2018 07:28 CEST | Original file | N/A |
