Multiplicative Perturbations of Convoluted<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M1"><mml:mrow><mml:mi>C</mml:mi></mml:mrow></mml:math>-Cosine Functions and Convoluted<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M2"><mml:mrow><mml:mi>C</mml:mi></mml:mrow></mml:math>-Semigroups
Journal of function spaces and applications/Journal of Function Spaces and Applications