Vreme, materija i duch : restavracijata v nacionalnija archeologičeski institut s muzej pri bălgarskata akademija na naukite = Time, matter and spirit : the conservation in the National Archaeological Institute with Museum at the Bulgarian Academy of Sciences - Penkova, Petja; Karamanova-Zlatkova, Reneta (Nacionalen archeologičeski institut s muzej, 2021)
Exhibition catalogue for the 100th anniversary of the Nacional archeologičeski institut s muzej