TY - JOUR TI - On a representation of deterministic frontier-to-root tree transformations T3 - Acta scientiarum mathematicarum AU - GĂ©cseg Ferenc PY - 1983 LA - English SN - 0001-6969 UR - http://acta.bibl.u-szeged.hu/14882/1/math_045_177-187.pdf ER -