| article html file updated | 17 August 2026 05:59 CEST | Update | https://www.mdpi.com/1422-0067/21/6/2019 |
| article html file updated | 24 December 2025 17:59 CET | Update | N/A |
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| article html file updated | 20 July 2022 23:03 CEST | Update | N/A |
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| article html file updated | 16 March 2020 12:50 CET | Update | N/A |
| article html file updated | 16 March 2020 12:49 CET | Original file | N/A |
| article pdf uploaded. | 16 March 2020 12:48 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/2019/pdf |
| article xml uploaded. | 16 March 2020 12:48 CET | Update | https://www.mdpi.com/1422-0067/21/6/2019/xml |
| article xml file uploaded | 16 March 2020 12:48 CET | Update | N/A |
| article supplementary file uploaded. | 16 March 2020 12:48 CET | - | https://www.mdpi.com/1422-0067/21/6/2019#supplementary |
| article xml file uploaded | 16 March 2020 12:48 CET | Original file | N/A |
