Cabarles, M. A. C. B., & Solon, O. C. (2014). Estimating the utilization rates of bilateral tubal ligation services in 2006 and 2011 with missing information on the year when the procedure was undertaken. School of Economics, University of the Philippines Diliman.

Cabarles, Ma. Aizl Camille B., и Orville C. Solon. Estimating the Utilization Rates of Bilateral Tubal Ligation Services in 2006 and 2011 with Missing Information on the Year When the Procedure Was Undertaken. Quezon City: School of Economics, University of the Philippines Diliman, 2014.

Cabarles, Ma. Aizl Camille B., и Orville C. Solon. Estimating the Utilization Rates of Bilateral Tubal Ligation Services in 2006 and 2011 with Missing Information on the Year When the Procedure Was Undertaken. School of Economics, University of the Philippines Diliman, 2014.