TY - JOUR AU - Wiktor Nowakowski AU - Michał Smiałek AU - Albert Ambroziewicz AU - Tomasz Straszak TI - Requirements-Level Language and Tools for Capturing Software System Essence JO - Computer Science and Information Systems PY - 2013 VL - 10 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CSIS_2013_10_4_a2/ ID - CSIS_2013_10_4_a2 ER -