-Martin, X., Sala-I. “SERVICE SECTOR’S CONTRIBUTION TO THE ECONOMIC GROWTH OF CHINA: CASE OF REAL ESTATE AND HOTEL & CATERING”. International Journal of Current Practice in Management and Leadership (IJCPML), vol. 13, no. 1, Jan. 2022, pp. 1-15, http://zapjournals.com/Journals/index.php/ijcpml/article/view/801.