Perera H, Opatha HHDNP. Work-Family Balance of Accounting Professionals in Sri Lanka. 2014.

Opatha HHDNP. Green Human Resource Management: A Simplified Introduction. HR Dialogue-2013. 2013:22–41.

Opatha HHDNP. Human Resource Management and Competitive Advantage. Charana Academic Journal. 2013;5:521–538.

Opatha HHDNP. Towards a Sound PAS. HR Challenge: Dynamics of Value Creation and Competitiveness Through People. 2013:93–115.

Arulraja A, Opatha HHDNP. An Exploratory Study on the Personal Qualities/Characteristics expected by the Organisations for Key HRM jobs in Sri Lanka. Sri Lankan Journal of Human Resource Management. 2013;3.

Opatha HHDNP. Towards a Sound Performance Appraisal System: An Agenda for Action. Sri Lankan Journal of Human Resource Management. 2013;4.

Opatha HHDNP. Competences as Human Assets: A Perspective. Sri Lankan Journal of Human Resource Management. 2013;2.

Opatha HHDNP. An Empirical Investigation of Union-related Factors Contributing to Labour-Management Relationship in Manufacturing Firms in Sri Lanka. Sri Lankan Journal of Human Resource Management. 2013;1.

Ali MAM, Opatha HHDNP. Performance Appraisal System and Business Performance: An Empirical Study in Sri Lankan Apparel Industry. Sri Lankan Journal of Human Resource Management. 2013;2.

Opatha HHDNP. Time Management. ARYABHIHARA, Essays in Honour of Professor G. Ariyapala Perera. 2012:320–342.

Arulrajah AA, Opatha HHDNP. An Exploratory Study on Entry Level HRM Job Opportunities and Their Requirements in Sri Lanka. Sri Lankan Journal of Human Resource Management. 2012;3.

Arulrajah AA, Opatha HHDNP. An Exploratory Study on the Experience Requirements of Key HRM jobs in Sri Lanka. Sri Lankan Journal of Human Resource Management. 2012;3.

Opatha HHDNP. Sewamandala Kalamanakaranaya. Colombo: Author; 2012.

Opatha HHDNP. Anger Management. CHADRAPRABHA, Essays in Honour of Emeritus Professor Chandra Wickramagamage. 2011:222–247.

opatha SDKS, H.H.D.N.P. Human Resource Management Practices in Listed Firms in Sri Lanka. Sasin Journal of Management. 2011;17:18–35.

Serasinghe DKS, Opatha HHDNP. Human Resource Management Practices in Listed Firms in Sri Lanka. Sri Lankan Journal of Human Resource Management. 2011;1.

Sajeewanie TL, Opatha HHDNP. Relationships between Human Resource Manager-related Factors and Practice of Strategic Human Resource Management in Sri Lankan Listed Firms. Sri Lankan Journal of Human Resource Management. 2011;1.

Opatha HHDNP. Individual Character: A Perspective. Sri Lankan Journal of Human Resource Management. 2011;1.

Opatha HHDNP. Personal Quality. Department of HRM, USJ; 2010.

Opatha HHDNP. Skills required for key HRM jobs in Sri Lanka: an explorative study of newspaper advertisement. Wayamba Journal of Management. 2010;1:76–87.