[2103.09275] V.M.S. Carrasco, J.M. Vaquero, M.C. Gallego et al.: Sunspot Catalogue of the Observatory of the University of Coimbra (1929-1941) https://t.co/pDgKYWAsQx https://t.co/jz68AoudLr #astro_ph_SR
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RT @Solar_EPS: #SolarPhysics paper "Sunspot Catalogue of the Observatory of the University of Coimbra (1929 – 1941)" https://t.co/xFsWpv3F…
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RT @Solar_EPS: #SolarPhysics paper "Sunspot Catalogue of the Observatory of the University of Coimbra (1929 – 1941)" https://t.co/xFsWpv3F…
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#SolarPhysics paper "Sunspot Catalogue of the Observatory of the University of Coimbra (1929 – 1941)" https://t.co/xFsWpv3F4K