| A survey of the 6.7 GHz methanol maser emission from IRAS sources-I. Data M Szymczak, G Hrynek, AJ Kus Astronomy and Astrophysics Supplement Series 143 (2), 269-301, 2000 | 258 | 2000 |
| The diversity of methanol maser morphologies from VLBI observations A Bartkiewicz, M Szymczak, HJ van Langevelde, AMS Richards, ... Astronomy & Astrophysics 502 (1), 155-173, 2009 | 132 | 2009 |
| 6.7 GHz methanol masers at sites of star formation-A blind survey of the Galactic plane between 20° 40° and 052 M Szymczak, AJ Kus, G Hrynek, A Kępa, E Pazderski Astronomy & Astrophysics 392 (1), 277-286, 2002 | 116 | 2002 |
| Masers as signposts of high-mass protostars-A water maser survey of methanol maser sources M Szymczak, T Pillai, KM Menten Astronomy & Astrophysics 434 (2), 613-621, 2005 | 80 | 2005 |
| Monitoring observations of 6.7 GHz methanol masers M Szymczak, M Olech, R Sarniak, P Wolak, A Bartkiewicz Monthly Notices of the Royal Astronomical Society 474 (1), 219-253, 2018 | 57 | 2018 |
| Polarization structure of the OH 1612-MHz maser envelope of VX Sagittarii M Szymczak, RJ Cohen Monthly Notices of the Royal Astronomical Society 288 (4), 945-957, 1997 | 57 | 1997 |
| Discovery of periodic and alternating flares of the methanol and water masers in G107. 298+ 5.639 M Szymczak, M Olech, P Wolak, A Bartkiewicz, M Gawroński Monthly Notices of the Royal Astronomical Society: Letters 459 (1), L56-L60, 2016 | 55 | 2016 |
| The nature of the methanol maser ring G23. 657-00.127-I. The distance through trigonometric parallax measurements A Bartkiewicz, A Brunthaler, M Szymczak, HJ van Langevelde, MJ Reid Astronomy & Astrophysics 490 (2), 787-792, 2008 | 55 | 2008 |
| Observations of hydroxyl ground state transitions in a complete sample of methanol sources M Szymczak, E Gérard Astronomy & Astrophysics 414 (1), 235-243, 2004 | 55 | 2004 |
| Discovery of four periodic methanol masers and updated light curve for a further one M Szymczak, P Wolak, A Bartkiewicz Monthly Notices of the Royal Astronomical Society 448 (3), 2284-2293, 2015 | 54 | 2015 |
| A multi-transition molecular line study of candidate massive young stellar objects associated with methanol masers M Szymczak, A Bartkiewicz, AMS Richards Astronomy & Astrophysics 468 (2), 617-625, 2007 | 54 | 2007 |
| Ring shaped 6.7 GHz methanol maser emission around a young high-mass star A Bartkiewicz, M Szymczak, HJ Van Langevelde Astronomy & Astrophysics 442 (3), L61-L64, 2005 | 54 | 2005 |
| Polarimetric observations of OH masers in proto-planetary nebulae M Szymczak, E Gérard Astronomy & Astrophysics 423 (1), 209-219, 2004 | 54 | 2004 |
| Full polarization structure of the OH main-line maser envelopes of W Hydrae M Szymczak, RJ Cohen, AMS Richards Monthly Notices of the Royal Astronomical Society 297 (4), 1151-1162, 1998 | 53 | 1998 |
| Giant burst of methanol maser in S255IR-NIRS3 M Szymczak, M Olech, P Wolak, E Gérard, A Bartkiewicz Astronomy & Astrophysics 617, A80, 2018 | 52 | 2018 |
| Periodic variability of 6.7 GHz methanol masers in G22. 357+ 0.066 M Szymczak, P Wolak, A Bartkiewicz, HJ van Langevelde Astronomy & Astrophysics 531, L3, 2011 | 49 | 2011 |
| European VLBI Network imaging of 6.7 GHz methanol masers A Bartkiewicz, M Szymczak, HJ van Langevelde Astronomy & Astrophysics 587, A104, 2016 | 44 | 2016 |
| Magnetic field in Cepheus A as deduced from OH maser polarimetric observations A Bartkiewicz, M Szymczak, RJ Cohen, AMS Richards Monthly Notices of the Royal Astronomical Society 361 (2), 623-632, 2005 | 42 | 2005 |
| The Torun catalogue of 6.7 GHz methanol masers M Szymczak, P Wolak, A Bartkiewicz, KM Borkowski Astronomische Nachrichten 333 (7), 634-639, 2012 | 37 | 2012 |
| Monitoring of long term behaviour of OH masers in semiregular variables: R Crt, W Hya and RT Vir S Etoka, L Błaszkiewicz, M Szymczak, AM Le Squeren Astronomy & Astrophysics 378 (2), 522-538, 2001 | 33 | 2001 |
