Analysis of information sources in references of the Wikipedia article "Left-wing terrorism" in English language version.
During the last two decades, left-wing terrorism has commonly been perceived as a relatively minor phenomenon even if at times predictions have been made about its return. [...] During the last two decades left-wing terrorism has been a relatively minor phenomenon in the whole spectrum of terrorism.
During the last two decades, left-wing terrorism has commonly been perceived as a relatively minor phenomenon even if at times predictions have been made about its return. [...] During the last two decades left-wing terrorism has been a relatively minor phenomenon in the whole spectrum of terrorism.
During the last two decades, left-wing terrorism has commonly been perceived as a relatively minor phenomenon even if at times predictions have been made about its return. [...] During the last two decades left-wing terrorism has been a relatively minor phenomenon in the whole spectrum of terrorism.