KTL, Z., R, T., LCS, C. J., GPT, A., FCR, C., R, C., . . . A, B. (2018, April). Chronic obstructive pulmonary disease severity and its association with obstructive sleep apnea syndrome: Impact on cardiac autonomic modulation and functional capacity. International Journal of COPD.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)KTL, Zangrando, Trimer R, Carvalho Jr LCS, Arêas GPT, Caruso FCR, Cabiddu R, Roscani MG, Rizzatti FPG, و Borghi-Silva A. "Chronic Obstructive Pulmonary Disease Severity and Its Association with Obstructive Sleep Apnea Syndrome: Impact on Cardiac Autonomic Modulation and Functional Capacity." International Journal of COPD Apr. 2018.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)KTL, Zangrando, et al. "Chronic Obstructive Pulmonary Disease Severity and Its Association with Obstructive Sleep Apnea Syndrome: Impact on Cardiac Autonomic Modulation and Functional Capacity." International Journal of COPD, Apr. 2018.