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Parker, M.L.; Longinotti, A.L.; Schartel, N.; Grupe, D.; Komossa, S.; Kriss, G.; Fabian, A.C.; Gallo, L.; Harrison, F.A.; Jiang, J. et al.; Kara, E.; Krongold, Y.; Matzeu, G.A.; Pinto, C.; Santos-Lleó, M.: The nuclear environment of the NLS1 Mrk 335: Obscuration of the X-ray line emission by a variable outflow. mnras 490 (1), pp. 683 - 697 (2019)

Parker, M.L.; Schartel, N.; Grupe, D.; Komossa, S.; Harrison, F.; Kollatschny, W.; Mikula, R.; Santos-Lleó, M.; Tomás, L.: X-ray spectra reveal the reawakening of the repeat changing-look AGN NGC 1566. mnras 483 (1), pp. L88 - L92 (2019)

Patiño-Álvarez, V.M.; Dzib, S.A.; Lobanov, A.; Chavushyan, V.: Is there a non-stationary γ-ray emission zone 42 pc from the 3C 279 core? aap 630, A56, p. A56 (2019)

Peißker, F.; Zajaček, M.; Eckart, A.; Sabha, N.B.; Shahzamanian, B.; Parsa, M.: New bow-shock source with bipolar morphology in the vicinity of Sgr A*. aap 624, A97, p. A97 (2019)

Perera, B.B.P.; Barr, E.D.; Mickaliger, M.B.; Lyne, A.G.; Lorimer, D.R.; Stappers, B.W.; Eatough, R.P.; Kramer, M.; Ng, C.; Spiewak, R. et al.; Bailes, M.; Champion, D.J.; Morello, V.; Possenti, A.: The dynamics of Galactic centre pulsars: constraining pulsar distances and intrinsic spin-down. mnras 487 (1), pp. 1025 - 1039 (2019)

Perera, B.B.P.; DeCesar, M.E.; Demorest, P.B.; Kerr, M.; Lentati, L.; Nice, D.J.; Osłowski, S.; Ransom, S.M.; Keith, M.J.; Arzoumanian, Z. et al.; Bailes, M.; Baker, P.T.; Bassa, C.G.; Bhat, N.D.R.; Brazier, A.; Burgay, M.; Burke-Spolaor, S.; Caballero, R.N.; Champion, D.J.; Chatterjee, S.; Chen, S.; Cognard, I.; Cordes, J.M.; Crowter, K.; Dai, S.; Desvignes, G.; Dolch, T.; Ferdman, R.D.; Ferrara, E.C.; Fonseca, E.; Goldstein, J.M.; Graikou, E.; Guillemot, L.; Hazboun, J.S.; Hobbs, G.; Hu, H.; Islo, K.; Janssen, G.H.; Karuppusamy, R.; Kramer, M.; Lam, M.T.; Lee, K.J.; Liu, K.; Luo, J.; Lyne, A.G.; Manchester, R.N.; McKee, J.W.; McLaughlin, M.A.; Mingarelli, C.M.F.; Parthasarathy, A.P.; Pennucci, T.T.; Perrodin, D.; Possenti, A.; Reardon, D.J.; Russell, C.J.; Sanidas, S.A.; Sesana, A.; Shaifullah, G.; Shannon, R.M.; Siemens, X.; Simon, J.; Spiewak, R.; Stairs, I.H.; Stappers, B.W.; Swiggum, J.K.; Taylor, S.R.; Theureau, G.; Tiburzi, C.; Vallisneri, M.; Vecchio, A.; Wang, J.B.; Zhang, S.B.; Zhang, L.; Zhu, W.W.; Zhu, X.J.: The International Pulsar Timing Array: second data release. mnras 490 (4), pp. 4666 - 4687 (2019)

Petroff, E.; Oostrum, L.C.; Stappers, B.W.; Bailes, M.; Barr, E.D.; Bates, S.; Bhandari, S.; Bhat, N.D.R.; Burgay, M.; Burke-Spolaor, S. et al.; Cameron, A.D.; Champion, D.J.; Eatough, R.P.; Flynn, C.M.L.; Jameson, A.; Johnston, S.; Keane, E.F.; Keith, M.J.; Kramer, M.; Levin, L.; Morello, V.; Ng, C.; Possenti, A.; Ravi, V.; van Straten, W.; Thornton, D.; Tiburzi, C.: A fast radio burst with a low dispersion measure. mnras 482 (3), pp. 3109 - 3115 (2019)

Petrov, L.; Kovalev, Y.Y.; Plavin, A.V.: A quantitative analysis of systematic differences in the positions and proper motions of Gaia DR2 with respect to VLBI. mnras 482 (3), pp. 3023 - 3031 (2019)

Pfalzner, S.; Bannister, M.T.: A Hypothesis for the Rapid Formation of Planets. apjl 874 (2), L34, p. L34 (2019)

Pierre Auger Collaboration; including Biermann, P.L.: Multi-Messenger Physics with the Pierre Auger Observatory. arXiv e-prints, arXiv:1904.11918, p. arXiv:1904.11918 (2019)

Pierre Auger Collaboration; including Biermann, P.L.: Measurement of the average shape of longitudinal profiles of cosmic-ray air showers at the Pierre Auger Observatory. jcap 2019 (3), 018, p. 018 (2019)

Pierre Auger Collaboration; including Biermann, P.L.: Probing the origin of ultra-high-energy cosmic rays with neutrinos in the EeV energy range using the Pierre Auger Observatory. jcap 2019 (10), 022, p. 022 (2019)

Pierre Auger Collaboration; including Biermann, P.L.: Data-driven estimation of the invisible energy of cosmic ray showers with the Pierre Auger Observatory. prd 100 (8), 082003, p. 082003 (2019)

Pierre Auger Collaboration; including Biermann, P.L.: Limits on point-like sources of ultra-high-energy neutrinos with the Pierre Auger Observatory. jcap 2019 (11), 004, p. 004 (2019)

Pillai, T.; Kauffmann, J.; Zhang, Q.; Sanhueza, P.; Leurini, S.; Wang, K.; Sridharan, T.K.; König, C.: Massive and low-mass protostars in massive "starless'' cores. aap 622, A54, p. A54 (2019)

Plavin, A.V.; Kovalev, Y.Y.; Petrov, L.Y.: Dissecting the AGN Disk-Jet System with Joint VLBI-Gaia Analysis. apj 871 (2), 143, p. 143 (2019)

Plavin, A.V.; Kovalev, Y.Y.; Pushkarev, A.B.; Lobanov, A.P.: Significant core shift variability in parsec-scale jets of active galactic nuclei. mnras 485 (2), pp. 1822 - 1842 (2019)

Popping, G.; Pillepich, A.; Somerville, R.S.; Decarli, R.; Walter, F.; Aravena, M.; Carilli, C.; Cox, P.; Nelson, D.; Riechers, D. et al.; Weiss, A.; Boogaard, L.; Bouwens, R.; Contini, T.; Cortes, P.C.; da Cunha, E.; Daddi, E.; Díaz-Santos, T.; Diemer, B.; González-López, J.; Hernquist, L.; Ivison, R.; Le Fèvre, O.; Marinacci, F.; Rix, H.-W.; Swinbank, M.; Vogelsberger, M.; van der Werf, P.; Wagg, J.; Yung, L.Y.A.: The ALMA Spectroscopic Survey in the HUDF: the Molecular Gas Content of Galaxies and Tensions with IllustrisTNG and the Santa Cruz SAM. apj 882 (2), 137, p. 137 (2019)

Porayko, N.K.; Noutsos, A.; Tiburzi, C.; Verbiest, J.P.W.; Horneffer, A.; Künsemöller, J.; Osłowski, S.; Kramer, M.; Schnitzeler, D.H.F.M.; Anderson, J.M. et al.; Brüggen, M.; Grießmeier, J.-M.; Hoeft, M.; Schwarz, D.J.; Serylak, M.; Wucknitz, O.: Testing the accuracy of the ionospheric Faraday rotation corrections through LOFAR observations of bright northern pulsars. mnras 483 (3), pp. 4100 - 4113 (2019)