Matching using semiparametric propensity scores.

MLA

Lehrer, Steven, and Gregory Kordas. “Matching Using Semiparametric Propensity Scores.” Empirical Economics, vol. 44, no. 1, Feb. 2013, pp. 13–45. EBSCOhost, https://doi.org/10.1007/s00181-012-0591-3.

APA

Lehrer, S., & Kordas, G. (2013). Matching using semiparametric propensity scores. Empirical Economics, 44(1), 13–45. https://doi.org/10.1007/s00181-012-0591-3

Chicago

Lehrer, Steven, and Gregory Kordas. 2013. “Matching Using Semiparametric Propensity Scores.” Empirical Economics 44 (1): 13–45. doi:10.1007/s00181-012-0591-3.