Gowland-Mwangi, J., Nkurumwa, A. O., & Stephen Wambugu Maina. (2010). BUILDING JUA-KALI OPERATORS’ CAPACITY IN SOFT SKILLS FOR FASTER ECONOMIC DEVELOPMENT. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 25. presented at the November/2010. Retrieved from http://journals.indexcopernicus.com/abstract.php?icid=924381

Mailool, J., Retnawati, H., Arifin, S., Kesuma, A. T., & Putranta, H. (2020). LECTURERS’ EXPERIENCES IN TEACHING SOFT SKILLS IN TEACHER PROFESSION EDUCATION PROGRAM (TPEP) IN INDONESIA. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 78(2), Continuous. presented at the April/2020. doi:https://doi.org/10.33225/pec/20.78.215

Škoda, J., Doulík, P., Bílek, M., & Procházková, Z. (2025). DEVELOPING STUDENTS’ SOFT SKILLS IN INQUIRY-BASED LOWER SECONDARY SCIENCE EDUCATION. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 83(6), continuous. presented at the December/2025. doi:https://doi.org/10.33225/pec/25.83.840