The variability of mass concentrations and source apportionment analysis of equivalent black carbon across urban Europe oleh Marjan Savadkoohi, Marco Pandolfi, Cristina Reche, Jarkko V. Niemi, Dennis Mooibroek, Gloria Titos, David C. Green, Anja H. Tremper, Christoph Hueglin, Eleni Liakakou, Nikos Mihalopoulos, Iasonas Stavroulas, Begoña Artiñano, Esther Coz, Lucas Alados-Arboledas, David Beddows, Véronique Riffault, Joel F. De Brito, Susanne Bastian, Alexia Baudic, Cristina Colombi, Francesca Costabile, Benjamin Chazeau, Nicolas Marchand, José Luis Gómez-Amo, Víctor Estellés, Violeta Matos, Ed van der Gaag, Grégory Gille, Krista Luoma, Hanna E. Manninen, Michael Norman, Sanna Silvergren, Jean-Eudes Petit, Jean-Philippe Putaud, Oliver V. Rattigan, Hilkka Timonen, Thomas Tuch, Maik Merkel, Kay Weinhold, Stergios Vratolis, Jeni Vasilescu, Olivier Favez, Roy M. Harrison, Paolo Laj, Alfred Wiedensohler, Philip K. Hopke, Tuukka Petäjä, Andrés Alastuey, Xavier Querol