00623naa#a2200181#i#450# EN\AUS PUBLISHERS\bibl\5204 20240503131458.5 20210708b2021####ek#y0engy0150####ca RU AMBARZUMYAN TYPE THEOREM FOR A QUADRATIC PENCIL OF STURM–LIOUVILLE OPERATORS WITH EIGENPARAMETER IN THE BOUNDARY CONDITIONS Conference article/thesis Melbourne AUS PUBLISHERS 2021 2 с. Conference article/thesis local Babajanov B. A. Babajanov A. B. Matkarimov M. R. Yakubov H. E. auspublishers.com.au