| article html file updated | 11 February 2020 20:14 CET | Update | https://www.mdpi.com/2218-1997/5/3/70 |
| article html file updated | 16 October 2019 02:34 CEST | Update | - |
| article html file updated | 26 April 2019 07:29 CEST | Update | - |
| article html file updated | 12 April 2019 02:58 CEST | Update | - |
| article html file updated | 4 April 2019 07:49 CEST | Update | - |
| article html file updated | 2 April 2019 09:22 CEST | Update | - |
| article html file updated | 8 March 2019 10:55 CET | Update | - |
| article pdf uploaded. | 8 March 2019 10:54 CET | Updated version of record | https://www.mdpi.com/2218-1997/5/3/70/pdf |
| article xml uploaded. | 8 March 2019 10:54 CET | Update | https://www.mdpi.com/2218-1997/5/3/70/xml |
| article xml file uploaded | 8 March 2019 10:54 CET | Update | - |
| article html file updated | 8 March 2019 10:49 CET | Original file | - |
| article pdf uploaded. | 8 March 2019 10:47 CET | Updated version of record | https://www.mdpi.com/2218-1997/5/3/70/pdf-vor |
| article xml file uploaded | 8 March 2019 10:47 CET | Update | - |
| article pdf uploaded. | 5 March 2019 16:07 CET | Version of Record | https://www.mdpi.com/2218-1997/5/3/70/pdf-vor |
| article xml file uploaded | 5 March 2019 16:07 CET | Original file | - |