For citations:

Abdullaeva N.R., Amiraslanova M.N., Mustafaev A.M., Alieva L.I., Rustamov R.A., Mamedzadeh F.A., Alieva Sh.R., Alieva A.P. Synthesis of phenolformaldehyde oliqomers, modified imidazolines based on natural petroleum acids and polyamines. Plasticheskie massy. 2018;(5-6):19-21. (In Russ.) https://doi.org/10.35164/0554-2901-2018-5-6-19-21