Estudio hidroclimatico de la Region del Caribe (Norte Colombiano)LECARPENTIER C; UMANA G; VEGA G et al.Bulletin de l'Institut français d'études andines. 1977, Vol 6, Num 1-2, espArticle

Periodic radio emission from the helium strong stars HD 37017 and σ Ori ELEONE, F; UMANA, G.Astronomy and astrophysics (Berlin. Print). 1993, Vol 268, Num 2, pp 667-670, issn 0004-6361Article

Cladoceran body size and vulnerability to copepod predationMACIEJ GLIWICZ, Z; UMANA, G.Limnology and oceanography. 1994, Vol 39, Num 2, pp 419-424, issn 0024-3590Article

VLBI observations of a strong radio flare in HR 1099TRIGILIO, C; UMANA, G; MIGENES, V et al.Monthly Notices of the Royal Astronomical Society. 1993, Vol 260, Num 4, pp 903-907, issn 0035-8711Article

Extending the radio spectrum of magnetic chemically peculiar stars to the mm rangeLEONE, F; TRIGILIO, C; NERI, R et al.Astronomy and astrophysics (Berlin. Print). 2004, Vol 423, Num 3, pp 1095-1099, issn 0004-6361, 5 p.Article

Radio emission from magnetic chemically peculiar stars: results of the 1992 VLA surveyLEONE, F; TRIGILIO, C; UMANA, G et al.Astronomy and astrophysics (Berlin. Print). 1994, Vol 283, Num 3, pp 908-910, issn 0004-6361Article

A microwave survey of selected Algol systems with the VLAUMANA, G; CATALANO, S; RODONO, M et al.Astronomy and astrophysics (Berlin. Print). 1991, Vol 249, Num 1, pp 217-222, issn 0004-6361Article

Another look at the BL Lacertae flux and spectral variability: Observations by GASP-WEBT, XMM-Newton, and Swift in 2008―2009RAITERI, C. M; VILLATA, M; ALLER, M. F et al.Astronomy and astrophysics (Berlin. Print). 2010, Vol 524, issn 0004-6361, 524A43.1-524A43.12Article

The GASP-WEBT monitoring of 3C 454.3 during the 2008 optical-to-radio and γ-ray outburstVILLATA, M; RAITERI, C. M; ALLER, H. D et al.Astronomy and astrophysics (Berlin. Print). 2009, Vol 504, Num 3, issn 0004-6361, L9-L12Article

Stellar magnetosphere reconstruction from radio data : Multi-frequency VLA observations and 3D-simulations of CU VirginisLETO, P; TRIGILIO, C; BUEMI, C. S et al.Astronomy and astrophysics (Berlin. Print). 2006, Vol 458, Num 3, pp 831-839, issn 0004-6361, 9 p.Article

A search for very young Planetary NebulaeUMANA, G; CERRIGONE, L; TRIGILIO, C et al.Astronomy and astrophysics (Berlin. Print). 2004, Vol 428, Num 1, pp 121-129, issn 0004-6361, 9 p.Article

The Coordinated Radio and Infrared Survey for High-Mass Star Formation (The CORNISH Survey). I. Survey DesignHOARE, M. G; PURCELL, C. R; FENDER, R. P et al.Publications of the Astronomical Society of the Pacific. 2012, Vol 124, Num 919, pp 939-955, issn 0004-6280, 17 p.Article

EXPANDED VERY LARGE ARRAY OBSERVATIONS OF THE NEBULA AROUND G79.29+0.46UMANA, G; BUEMI, C. S; TRIGILIO, C et al.The Astrophysical journal. 2011, Vol 739, Num 1, issn 0004-637X, L11.1-L11.5, 2Article

The Simultaneous Medicina-Planck Experiment: data acquisition, reduction and first resultsPROCOPIO, P; MASSARDI, M; VILLA, F et al.Monthly notices of the Royal Astronomical Society (Print). 2011, Vol 417, Num 2, pp 1123-1139, issn 0035-8711, 17 p.Article

Fern Distortion Syndrome of Leatherleaf Fern in Costa Rica: Symptoms, Incidence, and SeverityKLOEPPER, J. W; SABORIO, F; BUSTAMANTE, E et al.Plant disease. 2010, Vol 94, Num 8, pp 940-951, issn 0191-2917, 12 p.Article

Radio continuum properties of young planetary nebulaeCERRIGONE, L; UMANA, G; TRIGILIO, C et al.Monthly Notices of the Royal Astronomical Society. 2008, Vol 390, Num 1, pp 363-370, issn 0035-8711, 8 p.Article

A 1.2 mm MAMBO survey of post-AGB starsBUEMI, C. S; UMANA, G; TRIGILIO, C et al.Astronomy and astrophysics (Berlin. Print). 2007, Vol 462, Num 2, pp 637-644, issn 0004-6361, 8 p.Article

MULTIWAVELENGTH OBSERVATIONS OF THE GAMMA-RAY BLAZAR PKS 0528+134 IN QUIESCENCEPALMA, N. I; BÖTTCHER, M; GOMEZ, J. L et al.The Astrophysical journal. 2011, Vol 735, Num 1, issn 0004-637X, 60.1-60.18, 1Article

The shape, expansion rate and distance of supernova 1993J from VLBI measurementsBARTEL, N; BIETENHOLZ, M. F; JONES, D. L et al.Nature (London). 1994, Vol 368, Num 6472, pp 610-613, issn 0028-0836Article

Radio spectra of selected Algol-type binariesUMANA, G; TRIGILIO, C; HJELLMING, R. M et al.Astronomy and astrophysics (Berlin. Print). 1993, Vol 267, Num 1, pp 126-136, issn 0004-6361Article

SPITZER AND HERSCHEL MULTIWAVELENGTH CHARACTERIZATION OF THE DUST CONTENT OF EVOLVED H II REGIONSPALADINI, R; UMANA, G; NATOLI, P et al.The Astrophysical journal. 2012, Vol 760, Num 2, issn 0004-637X, 760149.1-760149.25, 1Article

VISIR/VLT AND VLA JOINT IMAGING ANALYSIS OF THE CIRCUMSTELLAR NEBULA AROUND IRAS 18576+0341BUEMI, C. S; UMANA, G; TRIGILIO, C et al.The Astrophysical journal. 2010, Vol 721, Num 2, pp 1404-1411, issn 0004-637X, 8 p., 1Article

THE WHOLE EARTH BLAZAR TELESCOPE CAMPAIGN ON THE INTERMEDIATE BL LAC OBJECT 3C 66A IN 2007-2008BÖTTCHER, M; FULTZ, K; CALCIDESE, P et al.The Astrophysical journal. 2009, Vol 694, Num 1, pp 174-182, issn 0004-637X, 9 p., 1Article

The correlated optical and radio variability of BL Lacertae: WEBT data analysis 1994―2005VILLATA, M; RAITERI, C. M; KOVALEV, Y. Y et al.Astronomy and astrophysics (Berlin. Print). 2009, Vol 501, Num 2, pp 455-460, issn 0004-6361, 6 p.Article

7 mm continuum observations of ultra compact HII regionsLETO, P; UMANA, G; TRIGILIO, C et al.Astronomy and astrophysics (Berlin. Print). 2009, Vol 507, Num 3, pp 1467-1473, issn 0004-6361, 7 p.Article