Euclid KeramopoulosIgnatios DeligiannisGeorgios SpanosAchilleas PliakasKonstantinos Tsekos2024-06-172024-06-172013https://dspace.iee.ihu.gr/handle/123456789/9595UnknownA controlled experiment investigation of understandability and correctness on two query languages for XML dataUnknownjournal-article