| article html file updated | 5 February 2020 12:03 CET | Update | https://www.mdpi.com/1422-8599/2003/1/M303 |
| article html file updated | 9 May 2019 11:54 CEST | Update | - |
| article html file updated | 19 March 2019 18:01 CET | Update | - |
| article html file updated | 26 September 2017 09:45 CEST | Update | - |
| article xml uploaded. | 26 September 2017 09:44 CEST | Update | https://www.mdpi.com/1422-8599/2003/1/M303/xml |
| article html file updated | 23 September 2017 08:51 CEST | Update | - |
| article xml uploaded. | 23 September 2017 08:49 CEST | Original file | - |
| article html file updated | 14 December 2016 09:02 CET | Original file | - |
