How Finns learn mathematics and scienceErkki Pehkonen, Maija Ahtee, Jari Lavonen · First published 2007Open the Tome
Studies on the properties of some binary alkali halide solid solutionsMaija Ahtee · First published 1971Open the Tome
Critical solution temperatures of binary alkali halide solid solutionsMaija Ahtee · First published 1970Open the Tome
