{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2022,12,31]],"date-time":"2022-12-31T05:22:38Z","timestamp":1672464158222},"reference-count":0,"publisher":"Association for Computing Machinery (ACM)","issue":"4","content-domain":{"domain":["dl.acm.org"],"crossmark-restriction":true},"short-container-title":["SIGCSE Bull."],"published-print":{"date-parts":[[2013,10]]},"abstract":"