| article html file updated | 5 February 2020 19:37 CET | Update | https://www.mdpi.com/1422-8599/2012/1/M751 |
| article html file updated | 8 May 2019 19:56 CEST | Update | N/A |
| article html file updated | 25 March 2019 09:42 CET | Update | N/A |
| article html file updated | 25 September 2017 04:44 CEST | Update | N/A |
| article xml uploaded. | 25 September 2017 04:42 CEST | Update | https://www.mdpi.com/1422-8599/2012/1/M751/xml |
| article xml uploaded. | 25 September 2017 04:42 CEST | Original file | N/A |
| article html file updated | 14 December 2016 11:59 CET | Original file | N/A |
