| article html file updated | 11 February 2020 14:36 CET | Update | https://www.mdpi.com/2227-7390/7/2/156 |
| article html file updated | 14 October 2019 16:22 CEST | Update | - |
| article html file updated | 26 April 2019 19:33 CEST | Update | - |
| article html file updated | 12 April 2019 15:27 CEST | Update | - |
| article html file updated | 3 April 2019 17:07 CEST | Update | - |
| article html file updated | 4 March 2019 12:49 CET | Update | - |
| article html file updated | 28 February 2019 17:56 CET | Update | - |
| article html file updated | 21 February 2019 05:36 CET | Original file | - |
| article pdf uploaded. | 21 February 2019 05:34 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/2/156/pdf |
| article xml uploaded. | 21 February 2019 05:34 CET | Update | https://www.mdpi.com/2227-7390/7/2/156/xml |
| article xml file uploaded | 21 February 2019 05:34 CET | Update | - |
| article pdf uploaded. | 8 February 2019 14:35 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/2/156/pdf-vor |
| article pdf uploaded. | 8 February 2019 14:33 CET | Version of Record | https://www.mdpi.com/2227-7390/7/2/156/pdf-vor |
| article xml file uploaded | 8 February 2019 14:33 CET | Original file | - |
