• Eesti soode pindala ja turbavaruOrru, Mall; Lode, Elve; Paal, Jaanus; Niitlaan, ErkiJääksood, nende kasutamine ja korrastamine2011 / lk. 23-26
• Microtopography and the properties of residual peat are convenient indicators for restoration planning of abandoned extracted peatlandsTriisberg, Triin; Karofeld, Edgar; Liira, Jaan; Orru, Mall; Ramst, Rein; Paal, JaanusRestoration ecology2014 / p. 31-39 : ill https://doi.org/10.1111/rec.12030 https://www.scopus.com/sourceid/25259 https://www.scopus.com/record/display.uri?eid=2-s2.0-84891630715&origin=inward&txGid=9bbdc2e9604a41bcf414681e04b3ac0a https://jcr.clarivate.com/jcr-jp/journal-profile?journal=RESTOR%20ECOL&year=2014 https://www.webofscience.com/wos/woscc/full-record/WOS:000329369400005
• Turba kaevandamineOrru, Mall; Paal, Jaanus; Niitlaan, ErkiJääksood, nende kasutamine ja korrastamine2011 / lk. 27-33 : ill