In Int. J. Softw. Eng. Knowl. Eng. in 1999, what are the titles of the papers on Software engineering?
In the year 1999 in Int. J. Softw. Eng. Knowl. Eng., what are the titles of the research papers on Software engineering?
SELECT DISTINCT ?answer WHERE { <https://dblp.org/rec/journals/ijseke/AcunaLJM99> <https://dblp.org/rdf/schema#publishedIn> 'Int. J. Softw. Eng. Knowl. Eng.' . <https://dblp.org/rec/journals/ijseke/AcunaLJM99> <https://dblp.org/rdf/schema#yearOfPublication> '1999' . <https://dblp.org/rec/journals/ijseke/AcunaLJM99> <https://dblp.org/rdf/schema#title> ?answer }
<https://dblp.org/rec/journals/ijseke/AcunaLJM99>