| article html file updated | 8 February 2020 17:09 CET | Update | https://www.mdpi.com/2227-7390/5/4/47 |
| article html file updated | 27 September 2019 09:01 CEST | Update | - |
| article html file updated | 3 May 2019 00:06 CEST | Update | - |
| article html file updated | 7 August 2018 04:55 CEST | Update | - |
| article xml uploaded. | 7 August 2018 04:54 CEST | Update | https://www.mdpi.com/2227-7390/5/4/47/xml |
| article pdf uploaded. | 7 August 2018 04:54 CEST | Updated version of record | https://www.mdpi.com/2227-7390/5/4/47/pdf |
| Correction published | 14 February 2018 00:00 CET | Correction | http://www.mdpi.com/2227-7390/6/2/26 |
| article html file updated | 2 January 2018 11:33 CET | Update | - |
| article html file updated | 25 September 2017 15:00 CEST | Original file | - |
| article xml uploaded. | 25 September 2017 14:58 CEST | Original file | - |
| article pdf uploaded. | 25 September 2017 14:58 CEST | Version of Record | https://www.mdpi.com/2227-7390/5/4/47/pdf-vor |
