Παραπομπή APA

Herrera, J., Rojas, J. F., Beita, V. H., Rodríguez, A., Solórzano, D., & Argüello, H. (2014). Concentration and chemical composition of PM10 particles in the metropolitan area of ​​Costa Rica in 2012.

Παραπομπή Chicago Style

Herrera, Jorge, José F. Rojas, Víctor H. Beita, Agustín Rodríguez, David Solórzano, και Hazel Argüello. Concentration and Chemical Composition of PM10 Particles in the Metropolitan Area of ​​Costa Rica in 2012. 2014.

Παραπομπή MLA

Herrera, Jorge, et al. Concentration and Chemical Composition of PM10 Particles in the Metropolitan Area of ​​Costa Rica in 2012. 2014.

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