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Medycyna Pracy > 2016 > 67 > 2 > 267-283
Logistics and Transport > 2016 > 32 > 39-50
Logistics and Transport > 2016 > Vol. 32, No. 4 > 39--50
Prace Naukowe Politechniki Warszawskiej. Transport > 2016 > z. 111 > 511--519
Gospodarka Materiałowa i Logistyka > 2016 > nr 10 > 121--131
Land Use Policy > 2015 > 49 > C > 352-364
Comparative Professional Pedagogy > 2015 > 5 > 4 > 80-86
Veterinary Parasitology > 2015 > 214 > 1-2 > 22-28
Materials Management > 151 - 163