?url_ver=Z39.88-2004&rft_id=10.3390%2Fsu142113776&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Budiarto&rft.au=Budiarto%2C+A.&rft.aufirst=A.&rft.date=2022&rft.issn=20711050&rft.issue=21&rft.title=Sustainability+(Switzerland)&rft.volume=14&rft.atitle=Effects+of+Changes+in+Discretionary+Trips+and+Online+Activities+on+Social+and+Mental+Health+during+Two+Different+Phases+of+the+COVID-19+Pandemic+in+Malaysia&rft.genre=article