Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) ARAPI Polyxeni,Supporting interoperability in an existing e-learning platform using SCORM,Proc. of the 3rd IEEE Int. conf. on Advanced Learning Technologies (ICALT'03),,,2003,,,,https://cir.nii.ac.jp/crid/1570572700205627904,