Synthesis of solid resorcinol–formaldehyde resin modified with styrene with the use of a shale phenol fraction with a boiling temperature higher than 270°CJurkeviciute, Ana; Grigorieva, Larisa; Vassiljev, VassiliSolid fuel chemistry2016 / p. 64–68https://doi.org/10.3103/S0361521916010122