The delay approximation of discrete control in higher-order systems von Tabrizi, M.H.N., Edwards, J.B., Akras, R.

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The approximation of discrete control by a transport delay von Tabrizi, M.H.N., Edwards, J.B., Akras, R.

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[Fe II] 1.644 µm imaging survey of planetary nebulae with low-ionisation structures von Akras, S., Aleman, I., Gonçalves, D. R., Ramos-Larios, G., Bouvis, K.

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A morpho-kinematic and spectroscopic study of the bipolar nebulae: M 2−9, Mz 3, and Hen 2−104 von Clyne, N., Akras, S., Steffen, W., Redman, M. P., Gonçalves, D. R., Harvey, E.

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Deciphering the bipolar planetary nebula Abell 14 with 3D ionization and morphological studies von Akras, S., Clyne, N., Boumis, P., Monteiro, H., Gonçalves, D. R., Redman, M. P., Williams, S.

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ALMA Detection of Masers and Dasars in the Hydrogen Recombination Lines of the Planetary Nebula Mz3 von Abraham, Zulema, Beaklini, Pedro P. B., Aleman, Isabel, Sahai, Raghvendra, Zijlstra, Albert, Akras, Stavros, Gonçalves, Denise R., Ueta, Toshiya

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Spectroscopic analysis tool for intEgraL fieLd unIt daTacubEs (satellite): case studies of NGC 7009 and NGC 6778 with MUSE von Akras, S, Monteiro, H, Walsh, J R, García-Rojas, J, Aleman, I, Boffin, H, Boumis, P, Chiotellis, A, Corradi, R M L, Gonçalves, D R, Gutiérrez-Soto, L A, Jones, D, Morisset, C, Papanikolaou, X

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On the discovery of stars, quasars, and galaxies in the Southern Hemisphere with S-PLUS DR2 von Nakazono, L, Mendes de Oliveira, C, Hirata, N S T, Jeram, S, Queiroz, C, Eikenberry, Stephen S, Gonzalez, A H, Abramo, R, Overzier, R, Espadoto, M, Martinazzo, A, Sampedro, L, Herpich, F R, Almeida-Fernandes, F, Werle, A, Barbosa, C E, Sodré Jr, L, Lima, E V, Buzzo, M L, Cortesi, A, Menéndez-Delmestre, K, Akras, S, Alvarez-Candal, Alvaro, Lopes, A R, Telles, E, Schoenell, W, Kanaan, A, Ribeiro, T

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J-PLUS: Identification of low-metallicity stars with artificial neural networks using SPHINX von Whitten, D. D., Placco, V. M., Beers, T. C., Chies-Santos, A. L., Bonatto, C., Varela, J., Cristóbal-Hornillos, D., Ederoclite, A., Masseron, T., Lee, Y. S., Akras, S., Borges Fernandes, M., Caballero, J. A., Cenarro, A. J., Coelho, P., Costa-Duarte, M. V., Daflon, S., Dupke, R. A., Lopes de Oliveira, R., López-Sanjuan, C., Marín-Franch, A., Mendes de Oliveira, C., Moles, M., Orsi, A. A., Rossi, S., Sodré, L., Vázquez Ramió, H.

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Low-ionization structures in planetary nebulae – II. Densities, temperatures, abundances, and excitation of six PNe von Mari, M Belén, Gonçalves, Denise R, Akras, Stavros

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Low-ionization structures in planetary nebulae – I. Physical, kinematic and excitation properties von Akras, Stavros, Goncalves, Denise R

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Compact planetary nebulae: improved IR diagnostic criteria based on classification tree modelling von Akras, Stavros, Guzman-Ramirez, Lizette, Gonçalves, Denise R

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Evidence for a [WR] or WEL-type binary nucleus in the bipolar planetary nebula Vy 1-2 von Akras, S., Boumis, P., Meaburn, J., Alikakos, J., López, J. A., Gonçalves, D. R.

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Detection of the [C I] λ8727 emission line von Akras, S, Monteiro, H, Walsh, J R, Konstantinou, L, Gonçalves, D R, J. Garcia–Rojas, Boumis, P, Aleman, I

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Detection of the [C I] λ 8727 emission line: Low-ionization structures in NGC 7009 von Akras, S., Monteiro, H., Walsh, J. R., Konstantinou, L., Gonçalves, D. R., Garcia–Rojas, J., Boumis, P., Aleman, I.

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Low-ionization structures in planetary nebulae – III. The statistical analysis of physico-chemical parameters and excitation mechanisms von Mari, M Belén, Akras, Stavros, Gonçalves, Denise R

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J-PLUS: The Javalambre Photometric Local Universe Survey von Cenarro, A. J., Moles, M., Cristóbal-Hornillos, D., Marín-Franch, A., Varela, J., López-Sanjuan, C., Angulo, R. E., Vázquez Ramió, H., Viironen, K., Bonoli, S., Orsi, A. A., Hurier, G., San Roman, I., Vilella-Rojo, G., Díaz-García, L. A., Logroño-García, R., Gurung-López, S., Aguerri, J. A. L., Allende Prieto, C., Bonatto, C., Carvano, J. M., Chies-Santos, A. L., Daflon, S., Dupke, R. A., Falcón-Barroso, J., Jiménez-Teja, Y., Molino, A., Placco, V. M., Solano, E., Abril, J., Antón, J. L., Bello, R., Bielsa de Toledo, S., Castillo-Ramírez, J., Chueca, S., Díaz-Martín, M. C., Domínguez-Martínez, M., Garzarán-Calderaro, J., Hernández-Fuertes, J., Iñiguez, C., Jiménez Ruiz, J. M., Lamadrid, J. L., Lasso-Cabrera, N., López-Alegre, G., López-Sainz, A., Maícas, N., Moreno-Signes, A., Muniesa, D. J., Rodríguez-Llano, S., Rueda-Teruel, F., Rueda-Teruel, S., Soriano-Laguía, I., Valdivielso, L., Yanes-Díaz, A., Alcaniz, J. S., Mendes de Oliveira, C., Lopes de Oliveira, R., Xavier, H. S., Abramo, L. R., Akras, S., Alfaro, E. J., Alvarez-Candal, A., Ascaso, B., Beasley, M. A., Borges Fernandes, M., Bruzual, G. R., Buzzo, M. L., Carrasco, J. M., Cortesi, A., Costa-Duarte, M. V., De Prá, M., Favole, G., Galarza, A., Galbany, L., González Delgado, R. M., González-Serrano, J. I., Gutiérrez-Soto, L. A., Kanaan, A., Kuncarayakti, H., Laur, J., Licandro, J., Lima Neto, G. B., Lyman, J. D., Maíz Apellániz, J., Miralda-Escudé, J., Morate, D., Nogueira-Cavalcante, J. P., Novais, P. M., Oteo, I., Overzier, R. A., Pereira, C. B., Rebassa-Mansergas, A., Reis, R. R. R., Sako, M., Salvador-Rusiñol, N., Sampedro, L., Sánchez-Blázquez, P., Santos, W. A., Siffert, B. B., Vilchez, J. M.

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H2 emission in the low-ionization structures of the planetary nebulae NGC 7009 and NGC 6543 von Akras, Stavros, Gonçalves, Denise R, Ramos-Larios, Gerardo, Aleman, Isabel

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Discovery of five new Galactic symbiotic stars in the VPHAS+ survey von Akras, Stavros, Gonçalves, Denise R, Alvarez-Candal, Alvaro, Pereira, Claudio B

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Erratum: Distance mapping applied to four well-known planetary nebulae and a nova shell von Gómez-Gordillo, Sebastian, Akras, Stavros, Gonçalves, Denise R, Steffen, Wolfgang

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