 | 2010 |
| 4 |  | Yoonsoo Lee,
Hyunoh Doh,
Haanwoong Choi,
Jaehyuk Cha:
Similarity Contents Selection Mechanism for Learner's Device Using Delivery Context Ontology and Rules.
ICALT 2010: 546-548 |
| 2009 |
| 3 |  | Yoonsoo Lee,
Byoungchol Chang,
Hyunoh Doh,
Kyuhyun Park,
Jaehyuk Cha:
Analogous Content Selection Mechanism Using Device Profile and Content Profile for U-Learning Environments.
ICALT 2009: 141-143 |
| 2008 |
| 2 |  | Byoungchol Chang,
Yoonsoo Lee,
Sua Ko,
Jaehyuk Cha:
Enhancing Ontology-Based Educational Content Search Service with Competency.
ICALT 2008: 293-294 |
| 2007 |
| 1 |  | Byoungchol Chang,
Mokhwa Lim,
Dall-ho Ham,
Yoonsoo Lee,
Sooyong Kang,
Jaehyuk Cha:
Supporting Multi-device for Ubiquitous Learning.
Edutainment 2007: 457-467 |