TY - JOUR T1 - High resolution LC-MS/MS screening for secondary metabolites in bulgarian species of genus Astragalus L JO - QuĂ­mica Nova A1 - Shkondrov, Aleksandar M. A1 - Krasteva, Ilina N. SN - 0100-4042 UL - 10.21577/0100-4042.20170730 VL - 44 Y1 - 2021 PB - Brasil ER -