Sonja Virtanen

Technology education for children in primary schools in Finland and Germany: different school systems, similar problems and how to overcome them

Aki Rasinen, Sonja Virtanen, Martina Endepohls‐Ulpe et al. · International Journal of Technology and Design Education · 2009 · 51 citations

Education, Educational Technology, Elementary Education +13

Gender-based motivational differences in technology education

Sonja Virtanen, Eija Räikkönen, Pasi Ikonen · International Journal of Technology and Design Education · 2014 · 50 citations

Education, Educational Psychology, Educational Technology +13

Piglets Are a Source of Pathogenic Yersinia enterocolitica on Fattening-Pig Farms

Sonja Virtanen, Laura Salonen, Riikka Laukkanen‐Ninios et al. · Applied and Environmental Microbiology · 2012 · 39 citations · Full text

Veterinary Medicine, Animal Sciences, Veterinary Microbiology +15

Factors related to the prevalence of pathogenic<i>Yersinia enterocolitica</i>on pig farms

Sonja Virtanen, L. K. Salonen, Marjaana Hakkinen et al. · Epidemiology and Infection · 2011 · 35 citations · Full text

Veterinary Medicine, Infectious Diseases, Veterinary Microbiology +16

Multiple-Locus Variable-Number Tandem-Repeat Analysis in Genotyping Yersinia enterocolitica Strains from Human and Porcine Origins

Sonja Virtanen, Riikka Laukkanen‐Ninios, Pilar Ortiz Martínez et al. · Journal of Clinical Microbiology · 2013 · 29 citations · Full text

Veterinary Medicine, Infectious Diseases, Microbiology +15