Bulgaria vs Peru: Annual articles published in scientific and technical journals

Bulgaria

4,998

in 2023

Peru

5,242

in 2023

Bulgaria rank

61st

Peru rank

59th

Annual articles published in scientific and technical journals over time

Peru currently reports 5,242 against 4,998 in Bulgaria, a difference of 243.27.

The two have swapped places 1 time across 28 shared years of data; in 1996 it was Bulgaria ahead.

Bulgaria ranks 61st and Peru ranks 59th of 196 countries.

Indicator: Annual articles published in scientific and technical journals
Source: National Science Foundation Science and Engineering Indicators, via World Bank (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 196 places, 5,488 data points, 1996–2023
Last refreshed: 07 August 2026

Includes physics, biology, chemistry, mathematics, clinical medicine, biomedical research, engineering and technology, and earth and space sciences.