Svenska ballader med medeltida rötter har upptecknats i århundraden, Sveriges Radios inspelningar på 1950-talet var kulmen på en lång historia. Men än görs nya fynd - balladundrens tid är inte förbi.
P. Haase, J. Broekstra, A. Eberhart, and R. Volz. Proceedings of the Third International Semantic Web Conference, Hiroshima, Japan, 2004, 3298, page 502-517. Springer Berlin / Heidelberg, (November 2004)
P. Haase, J. Broekstra, A. Eberhart, and R. Volz. International Semantic Web Conference, volume 3298 of Lecture Notes in Computer Science, page 502-517. Springer, (2004)
M. Anselmo, D. Giammarresi, and M. Madonia. Theoretical Computer Science, 410 (37):
3520 - 3529(2009)Implementation and Application of Automata (CIAA 2007).
D. Schuler. Proceedings of the Conference on Participatory Design (PDC '02) (Malmö, Sweden, June 23-25, 2002), page 434-436. Palo Alto, CA, 2000, CPSR, (2002)
D. Batory. Generative and Transformational Techniques in Software Engineering, volume 4143 of Lecture Notes in Computer Science, page 3--35. Springer, (2006)
R. Siromoney. Graph-Grammars and Their Application to Computer Science, volume 291 of Lecture Notes in Computer Science, page 549-563. Springer, (1986)
J. Trujillo, and M. Palomar. Proceedings of the 1st ACM international workshop on Data warehousing and OLAP (DOLAP '98), page 16--21. New York, NY, USA, ACM, (1998)
M. Blum, and C. Hewitt. Proceedings of the 8th Annual Symposium on Switching and Automata Theory (SWAT 1967), page 155--160. Washington, DC, USA, IEEE Computer Society, (1967)
S. Bechhofer, R. Volz, and P. Lord. he Semantic Web -- ISWC 2003: Second International Semantic Web Conference, page 659--675. Sanibel Island, FL, USA, Springer, (2003)