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Radeva, V., Kostov, A., Casali, M., Coffano, A., Marinello, W., Micheli, M., Pizzetti, G., Cernis, K., Zdanavicius, J., Selevicius, H., Jaeger, M., Prosperi, E., Vollmann, W., Buzzi, L., Naves, R., Campas, M., Hasubick, W., Reina, E., Scotti, J. V., Kadota, K., Seki, T., Stevens, B. L., Rodriguez, D., Kashuba, S., Kashuba, V. et al. 2013. "Observations and Orbits of Comets." Minor Planet Electronic Circulars, 32.