| article html file updated | 9 February 2020 18:25 CET | Update | https://www.mdpi.com/1424-8247/11/2/49 |
| article html file updated | 3 October 2019 19:26 CEST | Update | N/A |
| article html file updated | 30 April 2019 18:03 CEST | Update | N/A |
| article html file updated | 16 April 2019 18:30 CEST | Update | N/A |
| article html file updated | 30 March 2019 02:58 CET | Update | N/A |
| article html file updated | 27 June 2018 13:22 CEST | Update | N/A |
| article html file updated | 21 May 2018 11:23 CEST | Original file | N/A |
| article pdf uploaded. | 21 May 2018 11:22 CEST | Version of Record | https://www.mdpi.com/1424-8247/11/2/49/pdf |
| article xml uploaded. | 21 May 2018 11:22 CEST | Update | https://www.mdpi.com/1424-8247/11/2/49/xml |
| article xml file uploaded | 21 May 2018 11:22 CEST | Original file | N/A |
