1. Department of Textile Technology, Faculty of Textile and Apparel fashion technology, Ethiopian Technical University, Addis Ababa, Ethiopia
2. Department of Handloom and Textile Technology, Indian Institute of Handloom Technology, Salem, Tamilnadu, India
3. Department of Rural Industries and Management, Gandhigram Rural Institute Deemed to be University Gandhigram, Dindigul, Tamilnadu, India