| article html file updated | 10 February 2020 12:12 CET | Update | https://www.mdpi.com/2227-7102/8/4/155 |
| article html file updated | 29 April 2019 03:14 CEST | Update | - |
| article html file updated | 14 April 2019 22:42 CEST | Update | - |
| article html file updated | 31 March 2019 21:31 CEST | Update | - |
| article html file updated | 27 December 2018 00:05 CET | Update | - |
| article html file updated | 21 September 2018 10:43 CEST | Original file | - |
| article pdf uploaded. | 21 September 2018 10:42 CEST | Version of Record | https://www.mdpi.com/2227-7102/8/4/155/pdf |
| article xml uploaded. | 21 September 2018 10:42 CEST | Update | https://www.mdpi.com/2227-7102/8/4/155/xml |
| article xml file uploaded | 21 September 2018 10:42 CEST | Original file | - |
