App-Free Zone: Paper Maps as Alternative to Electronic Indoor Navigation Aids and Their Empirical Evaluation with Large User Bases. - Alexandra Lorenz; Cornelia Thierbach; Nina Baur; Thomas H. Kolbe (Progress in Location-Based Services, 2013)

Erratum to: App-Free Zone: Paper Maps as Alternative to Electronic Indoor Navigation Aids and Their Empirical Evaluation with Large User Bases. - Alexandra Lorenz; Cornelia Thierbach; Nina Baur; Thomas H. Kolbe (Progress in Location-Based Services, 2013)